diff --git a/lib/filesystem.nix b/lib/filesystem.nix
index 2bc7a5e23821c..e2ebce05fb66f 100644
--- a/lib/filesystem.nix
+++ b/lib/filesystem.nix
@@ -364,7 +364,7 @@ in
         if args ? newScope then
           # when `newScope` is provided, create a new scope when recursing into a directory (incl. the top one)
           f: { newScope, ... }@args:
-            lib.recurseIntoAttrset (lib.makeScope newScope (self:
+            lib.recurseIntoAttrs (lib.makeScope newScope (self:
               f (args // {
                 inherit (self) callPackage newScope;
               })