diff --git a/pkgs/by-name/li/libfakeXinerama/package.nix b/pkgs/by-name/li/libfakexinerama/package.nix
similarity index 97%
rename from pkgs/by-name/li/libfakeXinerama/package.nix
rename to pkgs/by-name/li/libfakexinerama/package.nix
index 2b74488e75c6..c1563fe71c72 100644
--- a/pkgs/by-name/li/libfakeXinerama/package.nix
+++ b/pkgs/by-name/li/libfakexinerama/package.nix
@@ -7,7 +7,7 @@
 }:
 
 stdenv.mkDerivation (finalAttrs: {
-  pname = "libfakeXinerama";
+  pname = "libfakexinerama";
   version = "0.1.0";
 
   src = fetchurl {
diff --git a/pkgs/by-name/xp/xpra/package.nix b/pkgs/by-name/xp/xpra/package.nix
index c482b3071e5c..0554609b4a47 100644
--- a/pkgs/by-name/xp/xpra/package.nix
+++ b/pkgs/by-name/xp/xpra/package.nix
@@ -18,7 +18,7 @@
   gst_all_1,
   gtk3,
   libappindicator,
-  libfakeXinerama,
+  libfakexinerama,
   librsvg,
   libvpx,
   libwebp,
@@ -250,7 +250,7 @@ effectiveBuildPythonApplication rec {
       --set XPRA_COMMAND "$out/bin/xpra"
       --set XPRA_XKB_CONFIG_ROOT "${xkeyboard-config}/share/X11/xkb"
       --set XORG_CONFIG_PREFIX ""
-      --prefix LD_LIBRARY_PATH : ${libfakeXinerama}/lib
+      --prefix LD_LIBRARY_PATH : ${libfakexinerama}/lib
       --prefix PATH : ${
         lib.makeBinPath [
           getopt
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 45239bd1f633..f8f6d48a7df5 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -974,6 +974,7 @@ mapAliases {
   libdevil-nox = throw "libdevil has been removed, as it was unmaintained in Nixpkgs and upstream since 2017"; # Added 2025-09-16
   libdwarf-lite = throw "`libdwarf-lite` has been replaced by `libdwarf` as it's mostly a mirror"; # Added 2025-06-16
   libevdevplus = throw "'libevdevplus' has been removed, as it was unmaintained upstream since 2021, no longer builds, and is no longer used by anything"; # Added 2025-11-02
+  libfakeXinerama = warnAlias "'libfakeXinerama' has been renamed to 'libfakexinerama'" libfakexinerama; # Added 2026-02-08
   libfprint-focaltech-2808-a658 = throw "'libfprint-focaltech-2808-a658' has been removed as it was broken and upstream was taken down"; # Added 2025-11-04
   libfpx = throw "libfpx has been removed as it was unmaintained in Nixpkgs and had known vulnerabilities"; # Added 2025-05-20
   libFS = libfs; # Added 2026-02-04