diff --git a/configuration.nix b/configuration.nix
index 7cdccb8..b13ca97 100755
--- a/configuration.nix
+++ b/configuration.nix
@@ -36,26 +36,6 @@
 	services.xserver.displayManager.gdm.enable = true;
 	services.xserver.desktopManager.gnome.enable = true;
 
-	# Fix the GNOME Desktop Environment Performance
-
-	nixpkgs.config.allowAliases = false;
-
-	nixpkgs.overlays = [
-	# GNOME 46: triple-buffering-v4-46
-		(final: prev: {
-			gnome = prev.gnome.overrideScope (gnomeFinal: gnomePrev: {
-				mutter = gnomePrev.mutter.overrideAttrs (old: {
-					src = pkgs.fetchFromGitLab  {
-						domain = "gitlab.gnome.org";
-						owner = "vanvugt";
-						repo = "mutter";
-						rev = "triple-buffering-v4-46";
-						hash = "sha256-C2VfW3ThPEZ37YkX7ejlyumLnWa9oij333d5c4yfZxc=";
-					};
-				});
-			});
-		})
-	];
 
 	# Configure keymap in X11
 	services.xserver.xkb = {