diff --git a/pkgs/by-name/mi/minigalaxy/inject-launcher-steam-run.diff b/pkgs/by-name/mi/minigalaxy/inject-launcher-steam-run.diff
index 44850e9fbcea..d619219f50fe 100644
--- a/pkgs/by-name/mi/minigalaxy/inject-launcher-steam-run.diff
+++ b/pkgs/by-name/mi/minigalaxy/inject-launcher-steam-run.diff
@@ -1,8 +1,8 @@
 diff --git a/minigalaxy/launcher.py b/minigalaxy/launcher.py
-index 641db77..712c55b 100644
+index aeca3e3..aeb6763 100644
 --- a/minigalaxy/launcher.py
 +++ b/minigalaxy/launcher.py
-@@ -77,6 +77,7 @@ def get_execute_command(game) -> list:
+@@ -84,6 +84,7 @@ def get_execute_command(game) -> list:
      if game.get_info("use_mangohud") is True:
          exe_cmd.insert(0, "mangohud")
          exe_cmd.insert(1, "--dlsym")
@@ -11,22 +11,22 @@ index 641db77..712c55b 100644
      logger.info("Launch command for %s: %s", game.name, " ".join(exe_cmd))
      return exe_cmd
 diff --git a/tests/test_installer.py b/tests/test_installer.py
-index 8e6cb76..a9d9f46 100644
+index d459b62..dee93cb 100644
 --- a/tests/test_installer.py
 +++ b/tests/test_installer.py
-@@ -296,13 +296,13 @@ def test_get_exec_line(self, mock_list_dir, mock_which):
+@@ -405,13 +405,13 @@ class Test(TestCase):
          mock_list_dir.return_value = ["data", "docs", "scummvm", "support", "beneath.ini", "gameinfo", "start.sh"]
  
          result1 = installer.get_exec_line(game1)
--        self.assertEqual(result1, "scummvm -c beneath.ini")
-+        self.assertEqual(result1, "@steamrun@ scummvm -c beneath.ini")
+-        self.assertEqual("scummvm -c beneath.ini", result1)
++        self.assertEqual("@steamrun@ scummvm -c beneath.ini", result1)
  
          game2 = Game("Blocks That Matter", install_dir="/home/test/GOG Games/Blocks That Matter", platform="linux")
          mock_list_dir.return_value = ["data", "docs", "support", "gameinfo", "start.sh"]
  
          result2 = installer.get_exec_line(game2)
--        self.assertEqual(result2, "./start.sh")
-+        self.assertEqual(result2, "@steamrun@ ./start.sh")
+-        self.assertEqual('"/home/test/GOG Games/Blocks That Matter/start.sh"', result2)
++        self.assertEqual('@steamrun@ "/home/test/GOG Games/Blocks That Matter/start.sh"', result2)
  
      @mock.patch('os.path.getsize')
      @mock.patch('os.listdir')
diff --git a/pkgs/by-name/mi/minigalaxy/package.nix b/pkgs/by-name/mi/minigalaxy/package.nix
index 9d3772d91b44..51791c74717d 100644
--- a/pkgs/by-name/mi/minigalaxy/package.nix
+++ b/pkgs/by-name/mi/minigalaxy/package.nix
@@ -6,24 +6,26 @@
   gobject-introspection,
   gtk3,
   libnotify,
+  nix-update-script,
   python3Packages,
   steam-run,
   replaceVars,
   unzip,
   webkitgtk_4_1,
   wrapGAppsHook3,
+  xdg-utils,
 }:
 
 python3Packages.buildPythonApplication rec {
   pname = "minigalaxy";
-  version = "1.3.1";
-  format = "setuptools";
+  version = "1.4.0";
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "sharkwouter";
     repo = "minigalaxy";
     tag = version;
-    hash = "sha256-nxWJm+CkxZqRMUYQA0ZJKOb2fD1tPYXnYhy+DOnDbkQ=";
+    hash = "sha256-ZHTjppdLxKDURceonbH7dJz+krBhu3lr2P7QPVDxRZw=";
   };
 
   patches = [
@@ -32,12 +34,6 @@ python3Packages.buildPythonApplication rec {
     })
   ];
 
-  postPatch = ''
-    substituteInPlace minigalaxy/installer.py \
-      --replace-fail '"unzip"' "\"${lib.getExe unzip}\"" \
-      --replace-fail "'unzip'" "\"${lib.getExe unzip}\""
-  '';
-
   nativeBuildInputs = [
     wrapGAppsHook3
     gobject-introspection
@@ -47,6 +43,16 @@ python3Packages.buildPythonApplication rec {
     glib-networking
     gtk3
     libnotify
+    webkitgtk_4_1
+  ];
+
+  build-system = with python3Packages; [
+    setuptools
+  ];
+
+  dependencies = with python3Packages; [
+    pygobject3
+    requests
   ];
 
   nativeCheckInputs = with python3Packages; [
@@ -59,25 +65,29 @@ python3Packages.buildPythonApplication rec {
     export HOME=$(mktemp -d)
   '';
 
-  pythonPath = [
-    python3Packages.pygobject3
-    python3Packages.requests
-    webkitgtk_4_1
-  ];
-
   dontWrapGApps = true;
 
   preFixup = ''
-    makeWrapperArgs+=("''${gappsWrapperArgs[@]}")
+    makeWrapperArgs+=(
+      "''${gappsWrapperArgs[@]}"
+      --suffix PATH : "${
+        lib.makeBinPath [
+          unzip
+          xdg-utils
+        ]
+      }"
+    )
   '';
 
+  passthru.updateScript = nix-update-script { };
+
   meta = {
     homepage = "https://sharkwouter.github.io/minigalaxy/";
     changelog = "https://github.com/sharkwouter/minigalaxy/blob/${version}/CHANGELOG.md";
     downloadPage = "https://github.com/sharkwouter/minigalaxy/releases";
     description = "Simple GOG client for Linux";
     license = lib.licenses.gpl3;
-    maintainers = with lib.maintainers; [ ];
+    maintainers = with lib.maintainers; [ RoGreat ];
     platforms = lib.platforms.linux;
   };
 }