diff --git a/objectifier.nix b/objectifier.nix
index 9c19d89..9c08550 100644
--- a/objectifier.nix
+++ b/objectifier.nix
@@ -32,6 +32,7 @@ in pkgs.writeShellApplication {
       ''"$@"''
     ];
   in ''
+    export CACHE_DIRECTORY STATE_DIRECTORY
     export PYTHONPATH="${objectifier-src}"
     ${script}
   '';