diff --git a/configuration.nix b/configuration.nix
index b858f2e..d3b7a3f 100755
--- a/configuration.nix
+++ b/configuration.nix
@@ -4,18 +4,6 @@
   imports = [
     ./hardware-configuration.nix
   ];
-
-  nixpkgs.overlays = [
-    (final: prev: {
-      inherit (prev.lixPackageSets.stable)
-        nixpkgs-review
-        nix-eval-jobs
-        nix-fast-build
-        colmena
-        ;
-    })
-  ];
-
   nix.package = pkgs.lixPackageSets.stable.lix;
   hardware.graphics.enable = true;
   services.xserver.videoDrivers = [ "nvidia" ];