diff --git a/allzpark/control.py b/allzpark/control.py
index 6444ef5..b6d2c2a 100644
--- a/allzpark/control.py
+++ b/allzpark/control.py
@@ -950,7 +950,7 @@ def _package_paths(self):
 
         # Optional development packages
         if not self._state.retrieve("useDevelopmentPackages"):
-            paths = util.normpaths(*rez.config.nonlocal_packages_path)
+            paths = rez.config.nonlocal_packages_path[:]
 
         # Optional package localisation
         if localz and not self._state.retrieve("useLocalizedPackages", True):