diff --git a/default.nix b/default.nix
index 015ca42..15cb165 100644
--- a/default.nix
+++ b/default.nix
@@ -10,5 +10,5 @@ let
         type == "directory" && (substring 0 1 name) != "."
     ) (readDir here);
 in mapAttrs (name: type:
-    callPackage (import here/name)
+    callPackage (import (here + "/" + name))
 ) want