diff --git a/services/web/project/models/members.py b/services/web/project/models/members.py
index a4c9f23..bc4c2c3 100644
--- a/services/web/project/models/members.py
+++ b/services/web/project/models/members.py
@@ -52,7 +52,7 @@ class Members:
 
         if not member:
             return
-        member["_id"] = str(member[:1])
+        member["_id"] = str(member[0])
         return member
 
 #     def update(self, user_id, name=""):