diff --git a/modules/lib/default.nix b/modules/lib/default.nix
new file mode 100644
index 0000000..186a956
--- /dev/null
+++ b/modules/lib/default.nix
@@ -0,0 +1,10 @@
+{ lib, ... }:
+let
+  inherit (lib.modules) mkMerge;
+  inherit (lib.attrsets) mapAttrsToList;
+in
+{
+  flake.lib = {
+    flattenAttrs = attrset: mkMerge (mapAttrsToList (_: v: v) attrset);
+  };
+}