diff --git a/flake.nix b/flake.nix
index 0ce5d3e..a4865f2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,7 +10,7 @@
       let
         pkgs = import nixpkgs {
           inherit system;
-          overlays = [ typelevel-nix.overlay ];
+          overlays = [ typelevel-nix.overlays.default ];
         };
       in
       {