diff --git a/default.nix b/default.nix
index 45a615b..9fa27c0 100644
--- a/default.nix
+++ b/default.nix
@@ -190,6 +190,7 @@ let
       defaultSystems
       eachDefaultSystem
       eachSystem
+      eachSystemMap
       filterPackages
       flattenTree
       mkApp