diff --git a/api/core/extension/extensible.py b/api/core/extension/extensible.py
index b5737accfe..ac17f4d0b4 100644
--- a/api/core/extension/extensible.py
+++ b/api/core/extension/extensible.py
@@ -1,5 +1,6 @@
 import enum
 import importlib.util
+import inspect
 import json
 import logging
 import os
@@ -42,7 +43,7 @@ class Extensible:
         position_map: dict[str, int] = {}
 
         # get the path of the current class
-        current_path = os.path.abspath(__file__)
+        current_path = os.path.abspath(inspect.getfile(cls))
         current_dir_path = os.path.dirname(current_path)
 
         # traverse subdirectories