diff --git a/python/cocoindex/user_app_loader.py b/python/cocoindex/user_app_loader.py
index c05c11c4..4999ff9c 100644
--- a/python/cocoindex/user_app_loader.py
+++ b/python/cocoindex/user_app_loader.py
@@ -1,6 +1,6 @@
 import os
 import sys
-import importlib
+import importlib.util
 import types