diff --git a/home/themes/catppuccin.nix b/home/themes/catppuccin.nix
index 22cb83c..2f2b7b8 100644
--- a/home/themes/catppuccin.nix
+++ b/home/themes/catppuccin.nix
@@ -1,7 +1,11 @@
-{ pkgs, config, ... }:
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}:
 let
-  validatePath =
-    s: if (builtins.pathExists s) then (builtins.baseNameOf s) else throw "${s} does not exist";
+  inherit (lib.my) validatePath;
 in
 rec {
   qt.platformTheme.name = "gnome";
diff --git a/parts/lib/functions.nix b/parts/lib/functions.nix
index c14fb82..b3e48b6 100644
--- a/parts/lib/functions.nix
+++ b/parts/lib/functions.nix
@@ -33,4 +33,7 @@
         username = "ny";
       };
     };
+
+  validatePath =
+    s: if (builtins.pathExists s) then (builtins.baseNameOf s) else throw "${s} does not exist";
 }