diff --git a/hosts/dnsc-machine/default.nix b/hosts/dnsc-machine/default.nix
index 2f2057c..7a7001a 100644
--- a/hosts/dnsc-machine/default.nix
+++ b/hosts/dnsc-machine/default.nix
@@ -30,13 +30,10 @@
   nixpkgs.overlays = [
     inputs.zellij-switch.overlays.default
     (final: prev: {
-      python3 = prev.python3.override {
-        packageOverrides = pyfinal: pyprev: {
-          python-dbusmock =
-            inputs.nixpkgs-backport-fix.legacyPackages.x86_64-linux.python3Packages.python-dbusmock;
-        };
+      python3Packages = prev.python3Packages // {
+        python-dbusmock =
+          inputs.nixpkgs-backport-fix.legacyPackages.x86_64-linux.python3Packages.python-dbusmock;
       };
-      python3Packages = final.python3.pkgs;
     })
   ];