diff --git a/lib/tests/modules/default.nix b/lib/tests/modules/default.nix
index 5be3af0ffe81..5b0947104198 100644
--- a/lib/tests/modules/default.nix
+++ b/lib/tests/modules/default.nix
@@ -1,4 +1,4 @@
-{ lib ? import <nixpkgs/lib>, modules ? [] }:
+{ lib ? import ../.., modules ? [] }:
 
 {
   inherit (lib.evalModules {