diff --git a/lib/default.nix b/lib/default.nix
index 982f4c7..d303166 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -4,7 +4,7 @@ with builtins; with inputs;
 
 let
   overlay-unstable = final: prev: {
-    unstable = nixpkgs-unstable.legacyPackages.x86_64-linux;
+    unstable = unstable.legacyPackages.x86_64-linux;
   };
 in
 {