diff --git a/pkgs/by-name/li/libratbag/package.nix b/pkgs/by-name/li/libratbag/package.nix
index 3a13c53cf586..8cd47c2fa0e1 100644
--- a/pkgs/by-name/li/libratbag/package.nix
+++ b/pkgs/by-name/li/libratbag/package.nix
@@ -1,36 +1,72 @@
-{ lib, stdenv, fetchFromGitHub, meson, ninja, pkg-config, wrapGAppsNoGuiHook, gobject-introspection
-, glib, systemd, udev, libevdev, gitMinimal, check, valgrind, swig, python3
-, json-glib, libunistring }:
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  meson,
+  ninja,
+  pkg-config,
+  wrapGAppsNoGuiHook,
+  gobject-introspection,
+  glib,
+  systemd,
+  udev,
+  libevdev,
+  gitMinimal,
+  check,
+  valgrind,
+  swig,
+  python3,
+  json-glib,
+  libunistring,
+}:
 
 stdenv.mkDerivation rec {
   pname = "libratbag";
-  version = "0.17";
+  version = "0.18";
 
   src = fetchFromGitHub {
-    owner  = "libratbag";
-    repo   = "libratbag";
-    rev    = "v${version}";
-    sha256 = "sha256-TQ8DVj4yqq3IA0oGnLDz+QNTyNRmGqspEjkPeBmXNew=";
+    owner = "libratbag";
+    repo = "libratbag";
+    rev = "v${version}";
+    hash = "sha256-dAWKDF5hegvKhUZ4JW2J/P9uSs4xNrZLNinhAff6NSc=";
   };
 
   nativeBuildInputs = [
-    meson ninja pkg-config gitMinimal swig check valgrind wrapGAppsNoGuiHook gobject-introspection
+    meson
+    ninja
+    pkg-config
+    gitMinimal
+    swig
+    check
+    valgrind
+    wrapGAppsNoGuiHook
+    gobject-introspection
   ];
 
   buildInputs = [
-    glib systemd udev libevdev json-glib libunistring
-    (python3.withPackages (ps: with ps; [ evdev pygobject3 ]))
+    glib
+    systemd
+    udev
+    libevdev
+    json-glib
+    libunistring
+    (python3.withPackages (
+      ps: with ps; [
+        evdev
+        pygobject3
+      ]
+    ))
   ];
 
   mesonFlags = [
     "-Dsystemd-unit-dir=./lib/systemd/system/"
   ];
 
-  meta = with lib; {
+  meta = {
     description = "Configuration library for gaming mice";
-    homepage    = "https://github.com/libratbag/libratbag";
-    license     = licenses.mit;
-    maintainers = with maintainers; [ mvnetbiz ];
-    platforms   = platforms.linux;
+    homepage = "https://github.com/libratbag/libratbag";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ mvnetbiz ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/by-name/pi/piper/package.nix b/pkgs/by-name/pi/piper/package.nix
index bba3843f4f4c..083ebff2d2a3 100644
--- a/pkgs/by-name/pi/piper/package.nix
+++ b/pkgs/by-name/pi/piper/package.nix
@@ -1,29 +1,59 @@
-{ lib, meson, ninja, pkg-config, gettext, fetchFromGitHub, python3
-, wrapGAppsHook3, gtk3, glib, desktop-file-utils, appstream-glib, adwaita-icon-theme
-, gobject-introspection, librsvg }:
+{
+  lib,
+  meson,
+  ninja,
+  pkg-config,
+  gettext,
+  fetchFromGitHub,
+  python3,
+  wrapGAppsHook3,
+  gtk3,
+  glib,
+  desktop-file-utils,
+  appstream-glib,
+  adwaita-icon-theme,
+  gobject-introspection,
+  librsvg,
+}:
 
 python3.pkgs.buildPythonApplication rec {
   pname = "piper";
-  version = "0.7";
+  version = "0.8";
 
   format = "other";
 
   src = fetchFromGitHub {
-    owner  = "libratbag";
-    repo   = "piper";
-    rev    =  version;
-    sha256 = "0jsvfy0ihdcgnqljfgs41lys1nlz18qvsa0a8ndx3pyr41f8w8wf";
+    owner = "libratbag";
+    repo = "piper";
+    rev = version;
+    hash = "sha256-j58fL6jJAzeagy5/1FmygUhdBm+PAlIkw22Rl/fLff4=";
   };
 
-  nativeBuildInputs = [ meson ninja gettext pkg-config wrapGAppsHook3 desktop-file-utils appstream-glib gobject-introspection ];
+  nativeBuildInputs = [
+    meson
+    ninja
+    gettext
+    pkg-config
+    wrapGAppsHook3
+    desktop-file-utils
+    appstream-glib
+    gobject-introspection
+  ];
   buildInputs = [
-    gtk3 glib adwaita-icon-theme python3 librsvg
+    gtk3
+    glib
+    adwaita-icon-theme
+    python3
+    librsvg
+  ];
+  propagatedBuildInputs = with python3.pkgs; [
+    lxml
+    evdev
+    pygobject3
   ];
-  propagatedBuildInputs = with python3.pkgs; [ lxml evdev pygobject3 ];
 
   mesonFlags = [
     "-Druntime-dependency-checks=false"
-    "-Dtests=false"
   ];
 
   postPatch = ''
@@ -31,12 +61,12 @@ python3.pkgs.buildPythonApplication rec {
     patchShebangs meson_install.sh data/generate-piper-gresource.xml.py
   '';
 
-  meta = with lib; {
+  meta = {
     description = "GTK frontend for ratbagd mouse config daemon";
     mainProgram = "piper";
-    homepage    = "https://github.com/libratbag/piper";
-    license     = licenses.gpl2Only;
-    maintainers = with maintainers; [ mvnetbiz ];
-    platforms   = platforms.linux;
+    homepage = "https://github.com/libratbag/piper";
+    license = lib.licenses.gpl2Only;
+    maintainers = with lib.maintainers; [ mvnetbiz ];
+    platforms = lib.platforms.linux;
   };
 }