From f0de96be2c6bf7d2662490265902be58ba1f9491 Mon Sep 17 00:00:00 2001
From: quantenzitrone <general@dev.quantenzitrone.eu>
Date: Thu, 5 Feb 2026 23:47:59 +0100
Subject: [PATCH] various: rename references from libXpm to libxpm

this shouldn't create any rebuilds
---
 pkgs/applications/audio/rakarrack/default.nix             | 4 ++--
 pkgs/applications/audio/zynaddsubfx/default.nix           | 6 +++---
 pkgs/applications/editors/emacs/make-emacs.nix            | 6 +++---
 pkgs/applications/editors/vim/full.nix                    | 4 ++--
 pkgs/applications/window-managers/jwm/default.nix         | 4 ++--
 .../window-managers/jwm/jwm-settings-manager.nix          | 4 ++--
 pkgs/by-name/ac/ace-of-penguins/package.nix               | 4 ++--
 pkgs/by-name/al/alliance/package.nix                      | 4 ++--
 pkgs/by-name/bo/bochs/package.nix                         | 4 ++--
 pkgs/by-name/cd/cdesktopenv/package.nix                   | 4 ++--
 pkgs/by-name/dz/dzen2/package.nix                         | 4 ++--
 pkgs/by-name/fb/fbida/package.nix                         | 4 ++--
 pkgs/by-name/fb/fbpanel/package.nix                       | 4 ++--
 pkgs/by-name/fl/fluxbox/package.nix                       | 4 ++--
 pkgs/by-name/fr/fricas/package.nix                        | 4 ++--
 pkgs/by-name/ft/fte/package.nix                           | 4 ++--
 pkgs/by-name/fv/fvwm2/package.nix                         | 4 ++--
 pkgs/by-name/fv/fvwm3/package.nix                         | 4 ++--
 pkgs/by-name/gd/gd/package.nix                            | 4 ++--
 pkgs/by-name/ge/geant4/package.nix                        | 4 ++--
 pkgs/by-name/gi/giada/package.nix                         | 4 ++--
 pkgs/by-name/gp/gpsd/package.nix                          | 4 ++--
 pkgs/by-name/ha/hackedbox/package.nix                     | 4 ++--
 pkgs/by-name/ic/icewm/package.nix                         | 4 ++--
 pkgs/by-name/li/linux-wallpaperengine/package.nix         | 4 ++--
 pkgs/by-name/lx/lxpanel/package.nix                       | 4 ++--
 pkgs/by-name/ml/mlvwm/package.nix                         | 4 ++--
 pkgs/by-name/mu/mup/package.nix                           | 4 ++--
 pkgs/by-name/na/nas/package.nix                           | 4 ++--
 pkgs/by-name/ne/nedit/package.nix                         | 4 ++--
 pkgs/by-name/ne/nethack/package.nix                       | 4 ++--
 pkgs/by-name/ne/nexuiz/package.nix                        | 4 ++--
 pkgs/by-name/pe/pekwm/package.nix                         | 4 ++--
 pkgs/by-name/ra/ratpoison/package.nix                     | 4 ++--
 pkgs/by-name/rk/rkrlv2/package.nix                        | 4 ++--
 pkgs/by-name/rx/rxvt/package.nix                          | 4 ++--
 pkgs/by-name/sd/SDL_image/package.nix                     | 4 ++--
 pkgs/by-name/sh/shod/package.nix                          | 4 ++--
 pkgs/by-name/st/stalonetray/package.nix                   | 4 ++--
 pkgs/by-name/st/stereotool/package.nix                    | 4 ++--
 pkgs/by-name/sv/sview/package.nix                         | 4 ++--
 pkgs/by-name/sw/swi-prolog/package.nix                    | 4 ++--
 pkgs/by-name/vl/vlc/package.nix                           | 4 ++--
 pkgs/by-name/vn/vncrec/package.nix                        | 4 ++--
 pkgs/by-name/wa/wallutils/package.nix                     | 4 ++--
 pkgs/by-name/wi/windowmaker/dockapps/AlsaMixer-app.nix    | 4 ++--
 pkgs/by-name/wi/windowmaker/dockapps/cputnik.nix          | 8 ++++----
 pkgs/by-name/wi/windowmaker/dockapps/libdockapp.nix       | 4 ++--
 pkgs/by-name/wi/windowmaker/dockapps/wmCalClock.nix       | 8 ++++----
 pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix           | 8 ++++----
 pkgs/by-name/wi/windowmaker/dockapps/wmsm-app.nix         | 4 ++--
 pkgs/by-name/wi/windowmaker/dockapps/wmsystemtray.nix     | 4 ++--
 pkgs/by-name/wi/windowmaker/package.nix                   | 4 ++--
 pkgs/by-name/wm/wmfs/package.nix                          | 4 ++--
 pkgs/by-name/x2/x2goclient/package.nix                    | 4 ++--
 pkgs/by-name/xa/Xaw3d/package.nix                         | 4 ++--
 pkgs/by-name/xa/xawtv/package.nix                         | 4 ++--
 pkgs/by-name/xb/xbill/package.nix                         | 4 ++--
 pkgs/by-name/xb/xboard/package.nix                        | 4 ++--
 pkgs/by-name/xc/xcruiser/package.nix                      | 4 ++--
 pkgs/by-name/xf/xfig/package.nix                          | 4 ++--
 pkgs/by-name/xg/xgalagapp/package.nix                     | 4 ++--
 pkgs/by-name/xk/xkbd/package.nix                          | 4 ++--
 pkgs/by-name/xo/xosview/package.nix                       | 4 ++--
 pkgs/by-name/xs/xschem/package.nix                        | 4 ++--
 pkgs/by-name/xs/xsok/package.nix                          | 6 +++---
 pkgs/by-name/xs/xsokoban/package.nix                      | 6 +++---
 pkgs/by-name/xv/xvkbd/package.nix                         | 4 ++--
 pkgs/by-name/xw/xwallpaper/package.nix                    | 4 ++--
 pkgs/by-name/xw/xwayland/package.nix                      | 4 ++--
 pkgs/by-name/xx/xxkb/package.nix                          | 4 ++--
 pkgs/development/compilers/fbc/default.nix                | 4 ++--
 pkgs/development/interpreters/clisp/default.nix           | 6 +++---
 pkgs/development/libraries/allegro/5.nix                  | 4 ++--
 pkgs/development/libraries/allegro/default.nix            | 4 ++--
 pkgs/games/xonotic/default.nix                            | 4 ++--
 pkgs/tools/graphics/gnuplot/default.nix                   | 4 ++--
 77 files changed, 165 insertions(+), 165 deletions(-)

diff --git a/pkgs/applications/audio/rakarrack/default.nix b/pkgs/applications/audio/rakarrack/default.nix
index 5bd5f4df19c6..bcab38ff170d 100644
--- a/pkgs/applications/audio/rakarrack/default.nix
+++ b/pkgs/applications/audio/rakarrack/default.nix
@@ -7,7 +7,7 @@
   fltk,
   libjack2,
   libxft,
-  libXpm,
+  libxpm,
   libjpeg,
   libpng,
   libsamplerate,
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
     fltk
     libjack2
     libxft
-    libXpm
+    libxpm
     libjpeg
     libpng
     libsamplerate
diff --git a/pkgs/applications/audio/zynaddsubfx/default.nix b/pkgs/applications/audio/zynaddsubfx/default.nix
index 87a982ff0e61..1a76c7b2acbc 100644
--- a/pkgs/applications/audio/zynaddsubfx/default.nix
+++ b/pkgs/applications/audio/zynaddsubfx/default.nix
@@ -37,7 +37,7 @@
   libGL,
   libjpeg,
   libx11,
-  libXpm,
+  libxpm,
   ntk,
 
   # Test dependencies
@@ -116,12 +116,12 @@ stdenv.mkDerivation rec {
   ++ lib.optionals (guiModule == "fltk") [
     fltk
     libjpeg
-    libXpm
+    libxpm
   ]
   ++ lib.optionals (guiModule == "ntk") [
     ntk
     cairo
-    libXpm
+    libxpm
   ]
   ++ lib.optionals (guiModule == "zest") [
     libGL
diff --git a/pkgs/applications/editors/emacs/make-emacs.nix b/pkgs/applications/editors/emacs/make-emacs.nix
index f3a593c9d576..2b640c990e1a 100644
--- a/pkgs/applications/editors/emacs/make-emacs.nix
+++ b/pkgs/applications/editors/emacs/make-emacs.nix
@@ -34,7 +34,7 @@
   libxcursor,
   libxft,
   libxi,
-  libXpm,
+  libxpm,
   libXrandr,
   libgccjit,
   libjpeg,
@@ -314,7 +314,7 @@ stdenv.mkDerivation (finalAttrs: {
   ++ lib.optionals withPgtk [
     giflib
     gtk3
-    libXpm
+    libxpm
     libjpeg
     libpng
     librsvg
@@ -336,7 +336,7 @@ stdenv.mkDerivation (finalAttrs: {
     Xaw3d
     giflib
     libxaw
-    libXpm
+    libxpm
     libXrandr
     libjpeg
     libpng
diff --git a/pkgs/applications/editors/vim/full.nix b/pkgs/applications/editors/vim/full.nix
index 952af13f1c68..f42fb9b1016a 100644
--- a/pkgs/applications/editors/vim/full.nix
+++ b/pkgs/applications/editors/vim/full.nix
@@ -19,7 +19,7 @@
   libx11,
   libxext,
   libsm,
-  libXpm,
+  libxpm,
   libXt,
   libxaw,
   libxau,
@@ -181,7 +181,7 @@ stdenv.mkDerivation {
     libice
     libx11
     libxext
-    libXpm
+    libxpm
     libXt
     libxaw
     libxau
diff --git a/pkgs/applications/window-managers/jwm/default.nix b/pkgs/applications/window-managers/jwm/default.nix
index c56d2e780e59..e1c9c32e4e30 100644
--- a/pkgs/applications/window-managers/jwm/default.nix
+++ b/pkgs/applications/window-managers/jwm/default.nix
@@ -15,7 +15,7 @@
   libxft,
   libxinerama,
   libxmu,
-  libXpm,
+  libxpm,
   libjpeg,
   libpng,
   librsvg,
@@ -57,7 +57,7 @@ stdenv.mkDerivation rec {
     libxft
     libxinerama
     libxmu
-    libXpm
+    libxpm
     libjpeg
     libpng
     librsvg
diff --git a/pkgs/applications/window-managers/jwm/jwm-settings-manager.nix b/pkgs/applications/window-managers/jwm/jwm-settings-manager.nix
index b240cfc8e9ef..ba57e5bae6f7 100644
--- a/pkgs/applications/window-managers/jwm/jwm-settings-manager.nix
+++ b/pkgs/applications/window-managers/jwm/jwm-settings-manager.nix
@@ -5,7 +5,7 @@
   cmake,
   pkg-config,
   gettext,
-  libXpm,
+  libxpm,
   libGL,
   fltk,
   hicolor-icon-theme,
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    libXpm
+    libxpm
     libGL
     fltk
     hicolor-icon-theme
diff --git a/pkgs/by-name/ac/ace-of-penguins/package.nix b/pkgs/by-name/ac/ace-of-penguins/package.nix
index ce0108e3e7b7..5ca4ce5b5227 100644
--- a/pkgs/by-name/ac/ace-of-penguins/package.nix
+++ b/pkgs/by-name/ac/ace-of-penguins/package.nix
@@ -4,7 +4,7 @@
   fetchurl,
   copyDesktopItems,
   libx11,
-  libXpm,
+  libxpm,
   libpng,
   makeDesktopItem,
   zlib,
@@ -35,7 +35,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     libx11
-    libXpm
+    libxpm
     libpng
     zlib
   ];
diff --git a/pkgs/by-name/al/alliance/package.nix b/pkgs/by-name/al/alliance/package.nix
index e0d977308acd..1aff3af4788b 100644
--- a/pkgs/by-name/al/alliance/package.nix
+++ b/pkgs/by-name/al/alliance/package.nix
@@ -6,7 +6,7 @@
   motif,
   libx11,
   libXt,
-  libXpm,
+  libxpm,
   bison,
   flex,
   automake,
@@ -40,7 +40,7 @@ stdenv.mkDerivation {
     motif
     libx11
     libXt
-    libXpm
+    libxpm
     bison
   ];
 
diff --git a/pkgs/by-name/bo/bochs/package.nix b/pkgs/by-name/bo/bochs/package.nix
index 7ff777f0427e..6b8ff52a4150 100644
--- a/pkgs/by-name/bo/bochs/package.nix
+++ b/pkgs/by-name/bo/bochs/package.nix
@@ -9,7 +9,7 @@
   libGL,
   libGLU,
   libx11,
-  libXpm,
+  libxpm,
   libtool,
   ncurses,
   pkg-config,
@@ -62,7 +62,7 @@ stdenv.mkDerivation (finalAttrs: {
     libGL
     libGLU
     libx11
-    libXpm
+    libxpm
   ];
 
   configureFlags = [
diff --git a/pkgs/by-name/cd/cdesktopenv/package.nix b/pkgs/by-name/cd/cdesktopenv/package.nix
index 883a1d2aaf6b..4f14dc638690 100644
--- a/pkgs/by-name/cd/cdesktopenv/package.nix
+++ b/pkgs/by-name/cd/cdesktopenv/package.nix
@@ -31,7 +31,7 @@
   autoreconfHook,
   opensp,
   flex,
-  libXpm,
+  libxpm,
   rpcsvc-proto,
   sessreg,
   pkg-config,
@@ -87,7 +87,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxaw
     mksh
     libxcrypt
-    libXpm
+    libxpm
     sessreg
     lmdb
   ];
diff --git a/pkgs/by-name/dz/dzen2/package.nix b/pkgs/by-name/dz/dzen2/package.nix
index 24fe91d184b7..8530be3bfcef 100644
--- a/pkgs/by-name/dz/dzen2/package.nix
+++ b/pkgs/by-name/dz/dzen2/package.nix
@@ -6,7 +6,7 @@
   libx11,
   libxft,
   libxinerama,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -18,7 +18,7 @@ stdenv.mkDerivation (finalAttrs: {
     libx11
     libxft
     libxinerama
-    libXpm
+    libxpm
   ];
 
   src = fetchurl {
diff --git a/pkgs/by-name/fb/fbida/package.nix b/pkgs/by-name/fb/fbida/package.nix
index 7bb852386840..36a76bf05353 100644
--- a/pkgs/by-name/fb/fbida/package.nix
+++ b/pkgs/by-name/fb/fbida/package.nix
@@ -17,7 +17,7 @@
   imagemagick,
   curl,
   sane-backends,
-  libXpm,
+  libxpm,
   libepoxy,
   pixman,
   poppler,
@@ -63,7 +63,7 @@ stdenv.mkDerivation (finalAttrs: {
     curl
     sane-backends
     libdrm
-    libXpm
+    libxpm
     libepoxy
     pixman
     poppler
diff --git a/pkgs/by-name/fb/fbpanel/package.nix b/pkgs/by-name/fb/fbpanel/package.nix
index d9bd66066453..85ab03cc543f 100644
--- a/pkgs/by-name/fb/fbpanel/package.nix
+++ b/pkgs/by-name/fb/fbpanel/package.nix
@@ -5,7 +5,7 @@
   pkg-config,
   libx11,
   libxmu,
-  libXpm,
+  libxpm,
   gtk2,
   libpng,
   libjpeg,
@@ -32,7 +32,7 @@ stdenv.mkDerivation {
   buildInputs = [
     libx11
     libxmu
-    libXpm
+    libxpm
     gtk2
     libpng
     libjpeg
diff --git a/pkgs/by-name/fl/fluxbox/package.nix b/pkgs/by-name/fl/fluxbox/package.nix
index 7a732d3fc098..6f8064b2e356 100644
--- a/pkgs/by-name/fl/fluxbox/package.nix
+++ b/pkgs/by-name/fl/fluxbox/package.nix
@@ -7,7 +7,7 @@
   fribidi,
   libxext,
   libxft,
-  libXpm,
+  libxpm,
   libXrandr,
   libXrender,
   xorgproto,
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
     fribidi
     libxext
     libxft
-    libXpm
+    libxpm
     libXrandr
     libXrender
     xorgproto
diff --git a/pkgs/by-name/fr/fricas/package.nix b/pkgs/by-name/fr/fricas/package.nix
index ce16fc30721a..c98df5914a90 100644
--- a/pkgs/by-name/fr/fricas/package.nix
+++ b/pkgs/by-name/fr/fricas/package.nix
@@ -4,7 +4,7 @@
   fetchFromGitHub,
   sbcl,
   libx11,
-  libXpm,
+  libxpm,
   libice,
   libsm,
   libXt,
@@ -26,7 +26,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     sbcl
     libx11
-    libXpm
+    libxpm
     libice
     libsm
     libXt
diff --git a/pkgs/by-name/ft/fte/package.nix b/pkgs/by-name/ft/fte/package.nix
index 9f6caa7c4100..a06e3aee5abf 100644
--- a/pkgs/by-name/ft/fte/package.nix
+++ b/pkgs/by-name/ft/fte/package.nix
@@ -5,7 +5,7 @@
   unzip,
   perl,
   libx11,
-  libXpm,
+  libxpm,
   gpm,
   ncurses,
   slang,
@@ -34,7 +34,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     perl
     libx11
-    libXpm
+    libxpm
     gpm
     ncurses
     slang
diff --git a/pkgs/by-name/fv/fvwm2/package.nix b/pkgs/by-name/fv/fvwm2/package.nix
index 580c4a62d8dc..9f9333ae86be 100644
--- a/pkgs/by-name/fv/fvwm2/package.nix
+++ b/pkgs/by-name/fv/fvwm2/package.nix
@@ -10,7 +10,7 @@
   libxcursor,
   libxft,
   libxinerama,
-  libXpm,
+  libxpm,
   libXt,
   libpng,
   librsvg,
@@ -48,7 +48,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxcursor
     libxft
     libxinerama
-    libXpm
+    libxpm
     libXt
     libpng
     librsvg
diff --git a/pkgs/by-name/fv/fvwm3/package.nix b/pkgs/by-name/fv/fvwm3/package.nix
index 26044c18dcf1..54e2ad4fc34a 100644
--- a/pkgs/by-name/fv/fvwm3/package.nix
+++ b/pkgs/by-name/fv/fvwm3/package.nix
@@ -13,7 +13,7 @@
   libxft,
   libxi,
   libxinerama,
-  libXpm,
+  libxpm,
   libXrandr,
   libXt,
   libevent,
@@ -58,7 +58,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxft
     libxi
     libxinerama
-    libXpm
+    libxpm
     libXrandr
     libXt
     libevent
diff --git a/pkgs/by-name/gd/gd/package.nix b/pkgs/by-name/gd/gd/package.nix
index bb1a9c80bffe..550016b21900 100644
--- a/pkgs/by-name/gd/gd/package.nix
+++ b/pkgs/by-name/gd/gd/package.nix
@@ -12,7 +12,7 @@
   libwebp,
   libtiff,
   withXorg ? true,
-  libXpm,
+  libxpm,
   libavif,
   fontconfig,
   freetype,
@@ -61,7 +61,7 @@ stdenv.mkDerivation rec {
   ]
   ++ lib.optionals withXorg [
     fontconfig
-    libXpm
+    libxpm
   ];
 
   outputs = [
diff --git a/pkgs/by-name/ge/geant4/package.nix b/pkgs/by-name/ge/geant4/package.nix
index 457dbd6f5d67..f62e4c0c4db6 100644
--- a/pkgs/by-name/ge/geant4/package.nix
+++ b/pkgs/by-name/ge/geant4/package.nix
@@ -14,7 +14,7 @@
   libx11,
   libxext,
   libxmu,
-  libXpm,
+  libxpm,
   motif,
   python3,
   qt5,
@@ -91,7 +91,7 @@ stdenv.mkDerivation (finalAttrs: {
       libxmu
     ]
     ++ lib.optionals enableInventor [
-      libXpm
+      libxpm
       coin3d
       soxt
       motif
diff --git a/pkgs/by-name/gi/giada/package.nix b/pkgs/by-name/gi/giada/package.nix
index e680366bd2fc..5162dfaafe66 100644
--- a/pkgs/by-name/gi/giada/package.nix
+++ b/pkgs/by-name/gi/giada/package.nix
@@ -14,7 +14,7 @@
   jack2,
   alsa-lib,
   libpulseaudio,
-  libXpm,
+  libxpm,
   libXrandr,
   flac,
   libogg,
@@ -64,7 +64,7 @@ stdenv.mkDerivation (finalAttrs: {
     gtk3
     jack2
     libGL
-    libXpm
+    libxpm
     libXrandr
     libogg
     libopus
diff --git a/pkgs/by-name/gp/gpsd/package.nix b/pkgs/by-name/gp/gpsd/package.nix
index 8d59ff686e07..fb03ded01cd6 100644
--- a/pkgs/by-name/gp/gpsd/package.nix
+++ b/pkgs/by-name/gp/gpsd/package.nix
@@ -20,7 +20,7 @@
   dbus-glib,
   libx11,
   libXt,
-  libXpm,
+  libxpm,
   libxaw,
   libxext,
   gobject-introspection,
@@ -69,7 +69,7 @@ stdenv.mkDerivation (finalAttrs: {
     libx11
     libxaw
     libxext
-    libXpm
+    libxpm
     libXt
     pango
   ];
diff --git a/pkgs/by-name/ha/hackedbox/package.nix b/pkgs/by-name/ha/hackedbox/package.nix
index 83b85ef3b7d0..1f45b089b8f0 100644
--- a/pkgs/by-name/ha/hackedbox/package.nix
+++ b/pkgs/by-name/ha/hackedbox/package.nix
@@ -10,7 +10,7 @@
   libxext,
   libxft,
   libxinerama,
-  libXpm,
+  libxpm,
   libXrandr,
   libXrender,
   pkg-config,
@@ -43,7 +43,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxext
     libxft
     libxinerama
-    libXpm
+    libxpm
     libXrandr
     libXrender
     xorgproto
diff --git a/pkgs/by-name/ic/icewm/package.nix b/pkgs/by-name/ic/icewm/package.nix
index c34d4ee2e665..4f86bf7428e3 100644
--- a/pkgs/by-name/ic/icewm/package.nix
+++ b/pkgs/by-name/ic/icewm/package.nix
@@ -24,7 +24,7 @@
   libxfixes,
   libxft,
   libxinerama,
-  libXpm,
+  libxpm,
   libXrandr,
   libjpeg,
   libogg,
@@ -81,7 +81,7 @@ gccStdenv.mkDerivation (finalAttrs: {
     libxfixes
     libxft
     libxinerama
-    libXpm
+    libxpm
     libXrandr
     libjpeg
     libogg
diff --git a/pkgs/by-name/li/linux-wallpaperengine/package.nix b/pkgs/by-name/li/linux-wallpaperengine/package.nix
index 33d2be56abc8..44e5806a735a 100644
--- a/pkgs/by-name/li/linux-wallpaperengine/package.nix
+++ b/pkgs/by-name/li/linux-wallpaperengine/package.nix
@@ -20,7 +20,7 @@
   kissfftFloat,
   libxau,
   libxdmcp,
-  libXpm,
+  libxpm,
   libXrandr,
   libXxf86vm,
   libdecor,
@@ -82,7 +82,7 @@ stdenv.mkDerivation (finalAttrs: {
     kissfftFloat
     libxau
     libxdmcp
-    libXpm
+    libxpm
     libXrandr
     libXxf86vm
     libdecor
diff --git a/pkgs/by-name/lx/lxpanel/package.nix b/pkgs/by-name/lx/lxpanel/package.nix
index 31f378651304..d23c0eed34a5 100644
--- a/pkgs/by-name/lx/lxpanel/package.nix
+++ b/pkgs/by-name/lx/lxpanel/package.nix
@@ -17,7 +17,7 @@
   libwnck,
   libwnck2,
   libxmu,
-  libXpm,
+  libxpm,
   cairo,
   gdk-pixbuf,
   gdk-pixbuf-xlib,
@@ -59,7 +59,7 @@ stdenv.mkDerivation (finalAttrs: {
     (libfm.override { inherit withGtk3; })
     (if withGtk3 then libwnck else libwnck2)
     libxmu
-    libXpm
+    libxpm
     cairo
     gdk-pixbuf
     gdk-pixbuf-xlib.dev
diff --git a/pkgs/by-name/ml/mlvwm/package.nix b/pkgs/by-name/ml/mlvwm/package.nix
index f64bb0bb4e65..1705496ec0c2 100644
--- a/pkgs/by-name/ml/mlvwm/package.nix
+++ b/pkgs/by-name/ml/mlvwm/package.nix
@@ -5,7 +5,7 @@
   gccmakedep,
   libx11,
   libxext,
-  libXpm,
+  libxpm,
   imake,
   installShellFiles,
 }:
@@ -27,7 +27,7 @@ stdenv.mkDerivation (finalAttrs: {
     gccmakedep
     libx11
     libxext
-    libXpm
+    libxpm
     imake
   ];
 
diff --git a/pkgs/by-name/mu/mup/package.nix b/pkgs/by-name/mu/mup/package.nix
index 6bc809661c39..280e8d9ec1ed 100644
--- a/pkgs/by-name/mu/mup/package.nix
+++ b/pkgs/by-name/mu/mup/package.nix
@@ -10,7 +10,7 @@
   netpbm,
   fltk,
   libxinerama,
-  libXpm,
+  libxpm,
   libjpeg,
 }:
 
@@ -40,7 +40,7 @@ stdenv.mkDerivation {
   buildInputs = [
     fltk
     libxinerama
-    libXpm
+    libxpm
     libjpeg
   ];
 
diff --git a/pkgs/by-name/na/nas/package.nix b/pkgs/by-name/na/nas/package.nix
index 878d2b3fa830..19648450a628 100644
--- a/pkgs/by-name/na/nas/package.nix
+++ b/pkgs/by-name/na/nas/package.nix
@@ -9,7 +9,7 @@
   libxau,
   libxaw,
   libxext,
-  libXpm,
+  libxpm,
   libXt,
   xorg-cf-files,
   xorgproto,
@@ -35,7 +35,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxau
     libxaw
     libxext
-    libXpm
+    libxpm
     libXt
     xorgproto
   ];
diff --git a/pkgs/by-name/ne/nedit/package.nix b/pkgs/by-name/ne/nedit/package.nix
index 81182fbc6a04..a6bfb7174496 100644
--- a/pkgs/by-name/ne/nedit/package.nix
+++ b/pkgs/by-name/ne/nedit/package.nix
@@ -3,7 +3,7 @@
   stdenv,
   fetchurl,
   motif,
-  libXpm,
+  libxpm,
   libXt,
 }:
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     motif
-    libXpm
+    libxpm
     libXt
   ];
 
diff --git a/pkgs/by-name/ne/nethack/package.nix b/pkgs/by-name/ne/nethack/package.nix
index 3c1a06c5f39b..e8bfefd11403 100644
--- a/pkgs/by-name/ne/nethack/package.nix
+++ b/pkgs/by-name/ne/nethack/package.nix
@@ -14,7 +14,7 @@
   qtMode ? false,
   libxaw,
   libxext,
-  libXpm,
+  libxpm,
   bdftopcf,
   mkfontdir,
   pkg-config,
@@ -78,7 +78,7 @@ stdenvUsed.mkDerivation (finalAttrs: {
   ++ lib.optionals x11Mode [
     libxaw
     libxext
-    libXpm
+    libxpm
   ]
   ++ lib.optionals qtMode [
     gzip
diff --git a/pkgs/by-name/ne/nexuiz/package.nix b/pkgs/by-name/ne/nexuiz/package.nix
index 2139013ed92d..a85ec4010ae6 100644
--- a/pkgs/by-name/ne/nexuiz/package.nix
+++ b/pkgs/by-name/ne/nexuiz/package.nix
@@ -16,7 +16,7 @@
   libx11,
   libGLU,
   libGL,
-  libXpm,
+  libxpm,
   libxext,
   libXxf86vm,
   libXxf86dga,
@@ -51,7 +51,7 @@ stdenv.mkDerivation {
     libx11
     libGLU
     libGL
-    libXpm
+    libxpm
     libxext
     libXxf86vm
     libXxf86dga
diff --git a/pkgs/by-name/pe/pekwm/package.nix b/pkgs/by-name/pe/pekwm/package.nix
index 797fff9ea9d9..be85d787be06 100644
--- a/pkgs/by-name/pe/pekwm/package.nix
+++ b/pkgs/by-name/pe/pekwm/package.nix
@@ -8,7 +8,7 @@
   libxext,
   libxft,
   libxinerama,
-  libXpm,
+  libxpm,
   libXrandr,
   libjpeg,
   libpng,
@@ -37,7 +37,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxext
     libxft
     libxinerama
-    libXpm
+    libxpm
     libXrandr
     libjpeg
     libpng
diff --git a/pkgs/by-name/ra/ratpoison/package.nix b/pkgs/by-name/ra/ratpoison/package.nix
index 0eda1872de03..027e30e60e28 100644
--- a/pkgs/by-name/ra/ratpoison/package.nix
+++ b/pkgs/by-name/ra/ratpoison/package.nix
@@ -8,7 +8,7 @@
   libx11,
   libxft,
   libxi,
-  libXpm,
+  libxpm,
   libXrandr,
   libXt,
   libXtst,
@@ -40,7 +40,7 @@ stdenv.mkDerivation (finalAttrs: {
     libx11
     libxft
     libxi
-    libXpm
+    libxpm
     libXrandr
     libXt
     libXtst
diff --git a/pkgs/by-name/rk/rkrlv2/package.nix b/pkgs/by-name/rk/rkrlv2/package.nix
index cad65f33b906..42f9a7a37f3a 100644
--- a/pkgs/by-name/rk/rkrlv2/package.nix
+++ b/pkgs/by-name/rk/rkrlv2/package.nix
@@ -6,7 +6,7 @@
   lv2,
   fftw,
   cmake,
-  libXpm,
+  libxpm,
   libxft,
   libjack2,
   libsamplerate,
@@ -39,7 +39,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     libxft
-    libXpm
+    libxpm
     lv2
     fftw
     libjack2
diff --git a/pkgs/by-name/rx/rxvt/package.nix b/pkgs/by-name/rx/rxvt/package.nix
index 9678f0b5082c..c4867528029c 100644
--- a/pkgs/by-name/rx/rxvt/package.nix
+++ b/pkgs/by-name/rx/rxvt/package.nix
@@ -6,7 +6,7 @@
   libtool,
   libx11,
   libXt,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation rec {
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     libtool
     libx11
     libXt
-    libXpm
+    libxpm
   ];
 
   configurePhase = ''
diff --git a/pkgs/by-name/sd/SDL_image/package.nix b/pkgs/by-name/sd/SDL_image/package.nix
index b1595498d106..9110ec50d236 100644
--- a/pkgs/by-name/sd/SDL_image/package.nix
+++ b/pkgs/by-name/sd/SDL_image/package.nix
@@ -3,7 +3,7 @@
   SDL,
   fetchFromGitHub,
   giflib,
-  libXpm,
+  libxpm,
   libjpeg,
   libpng,
   libtiff,
@@ -42,7 +42,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     SDL
     giflib
-    libXpm
+    libxpm
     libjpeg
     libpng
     libtiff
diff --git a/pkgs/by-name/sh/shod/package.nix b/pkgs/by-name/sh/shod/package.nix
index fb75de216506..e91e1359dbca 100644
--- a/pkgs/by-name/sh/shod/package.nix
+++ b/pkgs/by-name/sh/shod/package.nix
@@ -6,7 +6,7 @@
   fontconfig,
   libx11,
   libxft,
-  libXpm,
+  libxpm,
   libXrandr,
   libXrender,
   conf ? null,
@@ -27,7 +27,7 @@ stdenv.mkDerivation (finalAttrs: {
     fontconfig
     libx11
     libxft
-    libXpm
+    libxpm
     libXrandr
     libXrender
   ];
diff --git a/pkgs/by-name/st/stalonetray/package.nix b/pkgs/by-name/st/stalonetray/package.nix
index 85b350a6bb00..6222d910ed2a 100644
--- a/pkgs/by-name/st/stalonetray/package.nix
+++ b/pkgs/by-name/st/stalonetray/package.nix
@@ -5,7 +5,7 @@
   fetchFromGitHub,
   lib,
   libx11,
-  libXpm,
+  libxpm,
   libxslt,
   stdenv,
 }:
@@ -36,7 +36,7 @@ stdenv.mkDerivation (finalAttrs: {
     docbook-xsl-ns
     docbook_xml_dtd_44
     libx11
-    libXpm
+    libxpm
     libxslt
   ];
 
diff --git a/pkgs/by-name/st/stereotool/package.nix b/pkgs/by-name/st/stereotool/package.nix
index c1c23be557f0..1a5ccb1e7446 100644
--- a/pkgs/by-name/st/stereotool/package.nix
+++ b/pkgs/by-name/st/stereotool/package.nix
@@ -4,7 +4,7 @@
   fetchurl,
   autoPatchelfHook,
   libx11,
-  libXpm,
+  libxpm,
   alsa-lib,
   bzip2,
   zlib,
@@ -155,7 +155,7 @@ stdenv.mkDerivation rec {
     alsa-lib
     bzip2
     zlib
-    libXpm
+    libxpm
     libgcc
   ];
 
diff --git a/pkgs/by-name/sv/sview/package.nix b/pkgs/by-name/sv/sview/package.nix
index 2604ba7ed0ce..2175f700478d 100644
--- a/pkgs/by-name/sv/sview/package.nix
+++ b/pkgs/by-name/sv/sview/package.nix
@@ -7,7 +7,7 @@
   lib,
   libconfig,
   libGL,
-  libXpm,
+  libxpm,
   makeFontsConf,
   makeWrapper,
   nanum,
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
     gtk2
     libconfig
     libGL
-    libXpm
+    libxpm
     openal
   ];
 
diff --git a/pkgs/by-name/sw/swi-prolog/package.nix b/pkgs/by-name/sw/swi-prolog/package.nix
index 1adc31c271b1..47ac51a1402c 100644
--- a/pkgs/by-name/sw/swi-prolog/package.nix
+++ b/pkgs/by-name/sw/swi-prolog/package.nix
@@ -34,7 +34,7 @@
   libyaml,
 
   withGui ? false,
-  libXpm,
+  libxpm,
   libxext,
   libxft,
   libxinerama,
@@ -104,7 +104,7 @@ let
     ++ (lib.optionals withGui' [
       libXt
       libxext
-      libXpm
+      libxpm
       libxft
       libxinerama
       libjpeg
diff --git a/pkgs/by-name/vl/vlc/package.nix b/pkgs/by-name/vl/vlc/package.nix
index 541873a0120f..595062e3cb95 100644
--- a/pkgs/by-name/vl/vlc/package.nix
+++ b/pkgs/by-name/vl/vlc/package.nix
@@ -24,7 +24,7 @@
   libsm,
   libxext,
   libxinerama,
-  libXpm,
+  libxpm,
   libarchive,
   libass,
   libbluray-full,
@@ -205,7 +205,7 @@ stdenv.mkDerivation (finalAttrs: {
   ++ optionals skins2Support [
     libxext
     libxinerama
-    libXpm
+    libxpm
   ]
   ++ optionals waylandSupport [
     wayland
diff --git a/pkgs/by-name/vn/vncrec/package.nix b/pkgs/by-name/vn/vncrec/package.nix
index ac0946e86963..7a00af1f135b 100644
--- a/pkgs/by-name/vn/vncrec/package.nix
+++ b/pkgs/by-name/vn/vncrec/package.nix
@@ -12,7 +12,7 @@
   libxext,
   libsm,
   libice,
-  libXpm,
+  libxpm,
   libXp,
 }:
 
@@ -49,7 +49,7 @@ stdenv.mkDerivation {
     libxext
     libsm
     libice
-    libXpm
+    libxpm
     libXp
   ];
 
diff --git a/pkgs/by-name/wa/wallutils/package.nix b/pkgs/by-name/wa/wallutils/package.nix
index 54a28cf554f0..05d52847eac5 100644
--- a/pkgs/by-name/wa/wallutils/package.nix
+++ b/pkgs/by-name/wa/wallutils/package.nix
@@ -5,7 +5,7 @@
   libx11,
   libxcursor,
   libxmu,
-  libXpm,
+  libxpm,
   libheif,
   pkg-config,
   wayland,
@@ -41,7 +41,7 @@ buildGoModule (finalAttrs: {
     libx11
     libxcursor
     libxmu
-    libXpm
+    libxpm
     libheif
     wayland
     xbitmaps
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/AlsaMixer-app.nix b/pkgs/by-name/wi/windowmaker/dockapps/AlsaMixer-app.nix
index 917ecac50d2b..6de621633e44 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/AlsaMixer-app.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/AlsaMixer-app.nix
@@ -5,7 +5,7 @@
   dockapps-sources,
   libx11,
   libxext,
-  libXpm,
+  libxpm,
   pkg-config,
 }:
 
@@ -23,7 +23,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     alsa-lib
     libx11
-    libXpm
+    libxpm
     libxext
   ];
 
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/cputnik.nix b/pkgs/by-name/wi/windowmaker/dockapps/cputnik.nix
index 2f703bcc85c8..7a6add268f52 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/cputnik.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/cputnik.nix
@@ -4,7 +4,7 @@
   dockapps-sources,
   libx11,
   libxext,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -16,14 +16,14 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     libx11
-    libXpm
+    libxpm
     libxext
   ];
 
   preBuild = ''
     makeFlagsArray+=(
-      INCS="-I${libx11.dev}/include -I${libxext.dev}/include -I${libXpm.dev}/include"
-      LIBS="-L${libx11}/lib -L${libxext}/lib -L${libXpm}/lib -lX11 -lXpm -lXext"
+      INCS="-I${libx11.dev}/include -I${libxext.dev}/include -I${libxpm.dev}/include"
+      LIBS="-L${libx11}/lib -L${libxext}/lib -L${libxpm}/lib -lX11 -lXpm -lXext"
     )
   '';
 
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/libdockapp.nix b/pkgs/by-name/wi/windowmaker/dockapps/libdockapp.nix
index 3b8fe56a3755..3001bef81392 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/libdockapp.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/libdockapp.nix
@@ -6,7 +6,7 @@
   font-util,
   libx11,
   libxext,
-  libXpm,
+  libxpm,
   mkfontdir,
   pkg-config,
 }:
@@ -26,7 +26,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     libx11
     libxext
-    libXpm
+    libxpm
     font-util
     mkfontdir
   ];
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/wmCalClock.nix b/pkgs/by-name/wi/windowmaker/dockapps/wmCalClock.nix
index d6184fc0afbe..03671dd51353 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/wmCalClock.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/wmCalClock.nix
@@ -4,7 +4,7 @@
   dockapps-sources,
   libx11,
   libxext,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -16,15 +16,15 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     libx11
-    libXpm
+    libxpm
     libxext
   ];
 
   preBuild = ''
     makeFlagsArray+=(
       CC="cc"
-      INCDIR="-I${libx11.dev}/include -I${libxext.dev}/include -I${libXpm.dev}/include"
-      LIBDIR="-I${libx11}/lib -I${libxext}/lib -I${libXpm}/lib"
+      INCDIR="-I${libx11.dev}/include -I${libxext.dev}/include -I${libxpm.dev}/include"
+      LIBDIR="-I${libx11}/lib -I${libxext}/lib -I${libxpm}/lib"
     )
   '';
 
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix b/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix
index 7bb57e161025..67fc33d1ce4c 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/wmcube.nix
@@ -3,7 +3,7 @@
   stdenv,
   dockapps-sources,
   libx11,
-  libXpm,
+  libxpm,
   libxext,
   libdockapp,
 }:
@@ -18,7 +18,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     libx11
     libxext
-    libXpm
+    libxpm
     libdockapp
   ];
 
@@ -30,9 +30,9 @@ stdenv.mkDerivation (finalAttrs: {
           PREFIX="${placeholder "out"}"
           VERSION="${finalAttrs.version}"
           LIBDIR="-L${lib.getLib libx11}/lib -L${lib.getLib libxext}/lib \
-    -L${lib.getLib libXpm}/lib -L${lib.getLib libdockapp}/lib"
+    -L${lib.getLib libxpm}/lib -L${lib.getLib libdockapp}/lib"
           INCDIR="-I${lib.getDev libx11}/lib -I${lib.getDev libxext}/lib \
-    -I${lib.getDev libXpm}/lib -I${lib.getDev libdockapp}/lib"
+    -I${lib.getDev libxpm}/lib -I${lib.getDev libdockapp}/lib"
           LIBS="-lm -lXpm -lXext -lX11 -ldockapp"
         )
   '';
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/wmsm-app.nix b/pkgs/by-name/wi/windowmaker/dockapps/wmsm-app.nix
index dc5d86db7303..0bfeb962f4b4 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/wmsm-app.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/wmsm-app.nix
@@ -3,7 +3,7 @@
   stdenv,
   dockapps-sources,
   libx11,
-  libXpm,
+  libxpm,
   libxext,
   libdockapp,
 }:
@@ -18,7 +18,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     libx11
     libxext
-    libXpm
+    libxpm
     libdockapp
   ];
 
diff --git a/pkgs/by-name/wi/windowmaker/dockapps/wmsystemtray.nix b/pkgs/by-name/wi/windowmaker/dockapps/wmsystemtray.nix
index 85620f31dcde..2adaac2d6944 100644
--- a/pkgs/by-name/wi/windowmaker/dockapps/wmsystemtray.nix
+++ b/pkgs/by-name/wi/windowmaker/dockapps/wmsystemtray.nix
@@ -6,7 +6,7 @@
   libxext,
   libxfixes,
   libxmu,
-  libXpm,
+  libxpm,
   pkg-config,
 }:
 
@@ -28,7 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxext
     libxfixes
     libxmu
-    libXpm
+    libxpm
   ];
 
   meta = {
diff --git a/pkgs/by-name/wi/windowmaker/package.nix b/pkgs/by-name/wi/windowmaker/package.nix
index 47b55f6bed8a..3b0163af5b66 100644
--- a/pkgs/by-name/wi/windowmaker/package.nix
+++ b/pkgs/by-name/wi/windowmaker/package.nix
@@ -11,7 +11,7 @@
   libxft,
   libxinerama,
   libxmu,
-  libXpm,
+  libxpm,
   libXrandr,
   libXres,
   libexif,
@@ -46,7 +46,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxft
     libxinerama
     libxmu
-    libXpm
+    libxpm
     libXrandr
     libXres
     libexif
diff --git a/pkgs/by-name/wm/wmfs/package.nix b/pkgs/by-name/wm/wmfs/package.nix
index 597dd4d82d7b..b47bf55923cb 100644
--- a/pkgs/by-name/wm/wmfs/package.nix
+++ b/pkgs/by-name/wm/wmfs/package.nix
@@ -6,7 +6,7 @@
   libx11,
   libxinerama,
   libXrandr,
-  libXpm,
+  libxpm,
   libxft,
   imlib2,
 }:
@@ -38,7 +38,7 @@ stdenv.mkDerivation {
     libx11
     libxinerama
     libXrandr
-    libXpm
+    libxpm
     libxft
   ];
 
diff --git a/pkgs/by-name/x2/x2goclient/package.nix b/pkgs/by-name/x2/x2goclient/package.nix
index 93d118d415a9..623e5aec9e0f 100644
--- a/pkgs/by-name/x2/x2goclient/package.nix
+++ b/pkgs/by-name/x2/x2goclient/package.nix
@@ -6,7 +6,7 @@
   pkg-config,
   bash,
   cups,
-  libXpm,
+  libxpm,
   libssh,
   nx-libs,
   openldap,
@@ -24,7 +24,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     cups
-    libXpm
+    libxpm
     libssh
     libsForQt5.phonon
     libsForQt5.qtbase
diff --git a/pkgs/by-name/xa/Xaw3d/package.nix b/pkgs/by-name/xa/Xaw3d/package.nix
index 3bdd7728e343..b5f0ef5b9bd0 100644
--- a/pkgs/by-name/xa/Xaw3d/package.nix
+++ b/pkgs/by-name/xa/Xaw3d/package.nix
@@ -7,7 +7,7 @@
   pkg-config,
   libxext,
   libxmu,
-  libXpm,
+  libxpm,
   libXp,
   libXt,
   xorgproto,
@@ -28,7 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
   ];
   buildInputs = [
     libxext
-    libXpm
+    libxpm
     libXp
   ];
   propagatedBuildInputs = [
diff --git a/pkgs/by-name/xa/xawtv/package.nix b/pkgs/by-name/xa/xawtv/package.nix
index 02cf9d66e2b6..e09644d68291 100644
--- a/pkgs/by-name/xa/xawtv/package.nix
+++ b/pkgs/by-name/xa/xawtv/package.nix
@@ -13,7 +13,7 @@
   libv4l,
   libfs,
   libxaw,
-  libXpm,
+  libxpm,
   libxext,
   libsm,
   libice,
@@ -47,7 +47,7 @@ stdenv.mkDerivation (finalAttrs: {
     alsa-lib
     aalib
     libxaw
-    libXpm
+    libxpm
     libxext
     libsm
     libice
diff --git a/pkgs/by-name/xb/xbill/package.nix b/pkgs/by-name/xb/xbill/package.nix
index 0b87acea1e9d..43d4bed69ce0 100644
--- a/pkgs/by-name/xb/xbill/package.nix
+++ b/pkgs/by-name/xb/xbill/package.nix
@@ -7,7 +7,7 @@
   fetchpatch,
   fetchurl,
   libx11,
-  libXpm,
+  libxpm,
   libXt,
   motif,
 }:
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     libx11
-    libXpm
+    libxpm
     libXt
     motif
   ];
diff --git a/pkgs/by-name/xb/xboard/package.nix b/pkgs/by-name/xb/xboard/package.nix
index cb9ad07fdc83..e571be764d62 100644
--- a/pkgs/by-name/xb/xboard/package.nix
+++ b/pkgs/by-name/xb/xboard/package.nix
@@ -13,7 +13,7 @@
   libxext,
   gnuchess,
   texinfo,
-  libXpm,
+  libxpm,
   pkg-config,
   librsvg,
   cairo,
@@ -52,7 +52,7 @@ stdenv.mkDerivation (finalAttrs: {
     libxext
     gnuchess
     texinfo
-    libXpm
+    libxpm
     librsvg
     cairo
     pango
diff --git a/pkgs/by-name/xc/xcruiser/package.nix b/pkgs/by-name/xc/xcruiser/package.nix
index b29e498c2c6e..eae4c6fc4181 100644
--- a/pkgs/by-name/xc/xcruiser/package.nix
+++ b/pkgs/by-name/xc/xcruiser/package.nix
@@ -6,7 +6,7 @@
   imake,
   libXt,
   libxaw,
-  libXpm,
+  libxpm,
   libxext,
   copyDesktopItems,
   makeDesktopItem,
@@ -29,7 +29,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     libXt
     libxaw
-    libXpm
+    libxpm
     libxext
   ];
 
diff --git a/pkgs/by-name/xf/xfig/package.nix b/pkgs/by-name/xf/xfig/package.nix
index 503870b2ee45..bb12bb70e629 100644
--- a/pkgs/by-name/xf/xfig/package.nix
+++ b/pkgs/by-name/xf/xfig/package.nix
@@ -5,7 +5,7 @@
   fetchpatch,
   makeWrapper,
   imagemagick,
-  libXpm,
+  libxpm,
   libxmu,
   libxi,
   libXp,
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    libXpm
+    libxpm
     libxmu
     libxi
     libXp
diff --git a/pkgs/by-name/xg/xgalagapp/package.nix b/pkgs/by-name/xg/xgalagapp/package.nix
index 9e530f9b07bb..ff246a9dfc0c 100644
--- a/pkgs/by-name/xg/xgalagapp/package.nix
+++ b/pkgs/by-name/xg/xgalagapp/package.nix
@@ -3,7 +3,7 @@
   stdenv,
   fetchurl,
   libx11,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -16,7 +16,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     libx11
-    libXpm
+    libxpm
   ];
 
   buildFlags = [
diff --git a/pkgs/by-name/xk/xkbd/package.nix b/pkgs/by-name/xk/xkbd/package.nix
index 2933c4913fc2..ac618e9c3ea7 100644
--- a/pkgs/by-name/xk/xkbd/package.nix
+++ b/pkgs/by-name/xk/xkbd/package.nix
@@ -10,7 +10,7 @@
   libxi,
   libxext,
   libXtst,
-  libXpm,
+  libxpm,
   libx11,
   autoreconfHook,
 }:
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
     libxft
     libxext
     libXtst
-    libXpm
+    libxpm
     libx11
     libxi
     xorgproto
diff --git a/pkgs/by-name/xo/xosview/package.nix b/pkgs/by-name/xo/xosview/package.nix
index dd6d72132bbf..a9fd41cf281d 100644
--- a/pkgs/by-name/xo/xosview/package.nix
+++ b/pkgs/by-name/xo/xosview/package.nix
@@ -3,7 +3,7 @@
   stdenv,
   fetchFromGitHub,
   libx11,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -26,7 +26,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     libx11
-    libXpm
+    libxpm
   ];
 
   makeFlags = [
diff --git a/pkgs/by-name/xs/xschem/package.nix b/pkgs/by-name/xs/xschem/package.nix
index bb08dbfa1cfc..e524c83017ca 100644
--- a/pkgs/by-name/xs/xschem/package.nix
+++ b/pkgs/by-name/xs/xschem/package.nix
@@ -6,7 +6,7 @@
   cairo,
   flex,
   libx11,
-  libXpm,
+  libxpm,
   pkg-config,
   tcl,
   tk,
@@ -32,7 +32,7 @@ stdenv.mkDerivation (finalAttrs: {
   buildInputs = [
     cairo
     libx11
-    libXpm
+    libxpm
     tcl
     tk
   ];
diff --git a/pkgs/by-name/xs/xsok/package.nix b/pkgs/by-name/xs/xsok/package.nix
index a79a870bd589..104e76c8b3a8 100644
--- a/pkgs/by-name/xs/xsok/package.nix
+++ b/pkgs/by-name/xs/xsok/package.nix
@@ -6,7 +6,7 @@
   imake,
   libXt,
   libxaw,
-  libXpm,
+  libxpm,
   libxext,
   withNethackLevels ? true,
 }:
@@ -28,12 +28,12 @@ stdenv.mkDerivation rec {
     libx11
     libXt
     libxaw
-    libXpm
+    libxpm
     libxext
   ];
   nativeBuildInputs = [ imake ];
 
-  env.NIX_CFLAGS_COMPILE = " -isystem ${libXpm.dev}/include/X11 ";
+  env.NIX_CFLAGS_COMPILE = " -isystem ${libxpm.dev}/include/X11 ";
 
   preConfigure = ''
     sed -e "s@/usr/@$out/share/@g" -i src/Imakefile
diff --git a/pkgs/by-name/xs/xsokoban/package.nix b/pkgs/by-name/xs/xsokoban/package.nix
index 997d72ef1773..834eb440ad2e 100644
--- a/pkgs/by-name/xs/xsokoban/package.nix
+++ b/pkgs/by-name/xs/xsokoban/package.nix
@@ -4,7 +4,7 @@
   fetchurl,
   libx11,
   xorgproto,
-  libXpm,
+  libxpm,
   libXt,
 }:
 
@@ -20,11 +20,11 @@ stdenv.mkDerivation rec {
   buildInputs = [
     libx11
     xorgproto
-    libXpm
+    libxpm
     libXt
   ];
 
-  env.NIX_CFLAGS_COMPILE = "-I${libXpm.dev}/include/X11 -Wno-error=implicit-int -Wno-error=implicit-function-declaration";
+  env.NIX_CFLAGS_COMPILE = "-I${libxpm.dev}/include/X11 -Wno-error=implicit-int -Wno-error=implicit-function-declaration";
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/by-name/xv/xvkbd/package.nix b/pkgs/by-name/xv/xvkbd/package.nix
index 4b103b1ced74..bfad29669082 100644
--- a/pkgs/by-name/xv/xvkbd/package.nix
+++ b/pkgs/by-name/xv/xvkbd/package.nix
@@ -6,7 +6,7 @@
   libxaw,
   libXtst,
   libxi,
-  libXpm,
+  libxpm,
   pkg-config,
   xorgproto,
   Xaw3d,
@@ -28,7 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
     xorgproto
     libxi
     Xaw3d
-    libXpm
+    libxpm
   ];
 
   makeFlags = [
diff --git a/pkgs/by-name/xw/xwallpaper/package.nix b/pkgs/by-name/xw/xwallpaper/package.nix
index d7906269f86e..dbd0f710e5a9 100644
--- a/pkgs/by-name/xw/xwallpaper/package.nix
+++ b/pkgs/by-name/xw/xwallpaper/package.nix
@@ -11,7 +11,7 @@
   libseccomp,
   libjpeg,
   libpng,
-  libXpm,
+  libxpm,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -37,7 +37,7 @@ stdenv.mkDerivation (finalAttrs: {
     libseccomp
     libjpeg
     libpng
-    libXpm
+    libxpm
   ];
 
   postInstall = ''
diff --git a/pkgs/by-name/xw/xwayland/package.nix b/pkgs/by-name/xw/xwayland/package.nix
index dea95d096862..861e6195f10f 100644
--- a/pkgs/by-name/xw/xwayland/package.nix
+++ b/pkgs/by-name/xw/xwayland/package.nix
@@ -19,7 +19,7 @@
   libxfixes,
   libxfont_2,
   libxmu,
-  libXpm,
+  libxpm,
   libXrender,
   libXres,
   libXt,
@@ -93,7 +93,7 @@ stdenv.mkDerivation rec {
     libxfixes
     libxfont_2
     libxmu
-    libXpm
+    libxpm
     libXrender
     libXres
     libXt
diff --git a/pkgs/by-name/xx/xxkb/package.nix b/pkgs/by-name/xx/xxkb/package.nix
index aaa3e9cacf00..c9c1f6e03d32 100644
--- a/pkgs/by-name/xx/xxkb/package.nix
+++ b/pkgs/by-name/xx/xxkb/package.nix
@@ -5,7 +5,7 @@
   libx11,
   libXt,
   libxext,
-  libXpm,
+  libxpm,
   imake,
   gccmakedep,
   svgSupport ? false,
@@ -34,7 +34,7 @@ stdenv.mkDerivation (finalAttrs: {
     libx11
     libXt
     libxext
-    libXpm
+    libxpm
   ]
   ++ lib.optionals svgSupport [
     librsvg
diff --git a/pkgs/development/compilers/fbc/default.nix b/pkgs/development/compilers/fbc/default.nix
index 6f5873041adf..3d13785bd172 100644
--- a/pkgs/development/compilers/fbc/default.nix
+++ b/pkgs/development/compilers/fbc/default.nix
@@ -8,7 +8,7 @@
   libGL,
   libx11,
   libxext,
-  libXpm,
+  libxpm,
   libXrandr,
   ncurses,
 }:
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
     libGL
     libx11
     libxext
-    libXpm
+    libxpm
     libXrandr
   ];
 
diff --git a/pkgs/development/interpreters/clisp/default.nix b/pkgs/development/interpreters/clisp/default.nix
index d82ac4878428..8eed8cf0d23d 100644
--- a/pkgs/development/interpreters/clisp/default.nix
+++ b/pkgs/development/interpreters/clisp/default.nix
@@ -22,7 +22,7 @@
   libx11,
   libxau,
   libXt,
-  libXpm,
+  libxpm,
   libxext,
   xorgproto,
   coreutils,
@@ -48,7 +48,7 @@ assert
     libx11 != null
     && libxau != null
     && libXt != null
-    && libXpm != null
+    && libxpm != null
     && xorgproto != null
     && libxext != null
   );
@@ -89,7 +89,7 @@ stdenv.mkDerivation {
     libx11
     libxau
     libXt
-    libXpm
+    libxpm
     xorgproto
     libxext
   ];
diff --git a/pkgs/development/libraries/allegro/5.nix b/pkgs/development/libraries/allegro/5.nix
index 7981e61b65c0..9c92cb1cab95 100644
--- a/pkgs/development/libraries/allegro/5.nix
+++ b/pkgs/development/libraries/allegro/5.nix
@@ -25,7 +25,7 @@
   libxext,
   libxfixes,
   libxi,
-  libXpm,
+  libxpm,
   libXt,
   libXxf86dga,
   libXxf86misc,
@@ -98,7 +98,7 @@ stdenv.mkDerivation rec {
     libxext
     libxfixes
     libxi
-    libXpm
+    libxpm
     libXt
     libXxf86dga
     libXxf86misc
diff --git a/pkgs/development/libraries/allegro/default.nix b/pkgs/development/libraries/allegro/default.nix
index 8531ada3bd92..3df2e6873b3e 100644
--- a/pkgs/development/libraries/allegro/default.nix
+++ b/pkgs/development/libraries/allegro/default.nix
@@ -6,7 +6,7 @@
   libxext,
   xorgproto,
   libx11,
-  libXpm,
+  libxpm,
   libXt,
   libxcursor,
   alsa-lib,
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
     libxext
     xorgproto
     libx11
-    libXpm
+    libxpm
     libXt
     libxcursor
     alsa-lib
diff --git a/pkgs/games/xonotic/default.nix b/pkgs/games/xonotic/default.nix
index 06d8e19df45e..6f01eb32636f 100644
--- a/pkgs/games/xonotic/default.nix
+++ b/pkgs/games/xonotic/default.nix
@@ -21,7 +21,7 @@
   # glx
   libGLU,
   libGL,
-  libXpm,
+  libxpm,
   libxext,
   libXxf86vm,
   alsa-lib,
@@ -105,7 +105,7 @@ let
     ++ lib.optionals withGLX [
       libGLU
       libGL
-      libXpm
+      libxpm
       libxext
       libXxf86vm
       alsa-lib
diff --git a/pkgs/tools/graphics/gnuplot/default.nix b/pkgs/tools/graphics/gnuplot/default.nix
index 950652d1971c..344f67f6b247 100644
--- a/pkgs/tools/graphics/gnuplot/default.nix
+++ b/pkgs/tools/graphics/gnuplot/default.nix
@@ -19,7 +19,7 @@
   libcaca,
   libx11,
   libXt,
-  libXpm,
+  libxpm,
   libxaw,
   aquaterm ? false,
   withWxGTK ? false,
@@ -69,7 +69,7 @@ stdenv.mkDerivation rec {
   ++ lib.optional withCaca libcaca
   ++ lib.optionals withX [
     libx11
-    libXpm
+    libxpm
     libXt
     libxaw
   ]