diff --git a/overlays/gnome.nix b/overlays/gnome.nix
index 1d9cc57..e6a12ff 100644
--- a/overlays/gnome.nix
+++ b/overlays/gnome.nix
@@ -3,8 +3,8 @@ self: super:
   gnome = super.gnome.overrideScope' (gself: gsuper: {
     mutter = gsuper.mutter.overrideAttrs (oldAttrs: {
       src = super.fetchurl {
-        url = "https://gitlab.gnome.org/Community/Ubuntu/mutter/-/archive/triple-buffering-v4-45/mutter-triple-buffering-v4-45.tar.gz";
-        sha256 = "tN+zQ5brk+hc+louIipqPV/Bqft42ghKOzjZZMj5Q8A=";
+        url = "https://gitlab.gnome.org/Community/Ubuntu/mutter/-/archive/triple-buffering-v4-46/mutter-triple-buffering-v4-46.tar.gz";
+        sha256 = "Rdao3TR6wG7YcpoD+nFFiCaE+97G0MreBgwsQJa3GCE=";
       };
     });
   });