diff --git a/app/utils/helpers.py b/app/utils/helpers.py
index 19f9e4db..0914f517 100644
--- a/app/utils/helpers.py
+++ b/app/utils/helpers.py
@@ -1,5 +1,5 @@
-from datetime import datetime as dt
 import json
+from datetime import datetime as dt
 from uuid import UUID
 
 
@@ -19,5 +19,5 @@ class UUIDEncoder(json.JSONEncoder):
     def default(self, obj):
         if isinstance(obj, UUID):
             # if the obj is uuid, we simply return the value of uuid
-            return obj.hex
-        return json.JSONEncoder.default(self, obj)
+            return str(obj)
+        return super().default(self, obj)