diff --git a/bot/main.py b/bot/main.py
index 5cf9f77..97c7fa9 100644
--- a/bot/main.py
+++ b/bot/main.py
@@ -86,24 +86,24 @@ async def all_handler(message: Message) -> None:
 
 @router.my_chat_member()
 async def chat_members_change(update: ChatMemberUpdated):
-    msg = vars(update)
+    member_updated = vars(update)
     try:
-        msg["chat"] = vars(update.chat)
-        msg["from"] = vars(update.from_user)
-        old_member = vars(msg["old_chat_member"])
-        new_member = vars(msg["new_chat_member"])
+        member_updated["chat"] = vars(update.chat)
+        member_updated["from"] = vars(update.from_user)
+        old_member = vars(member_updated["old_chat_member"])
+        new_member = vars(member_updated["new_chat_member"])
         if old_member:
             if old_member.status == ChatMemberStatus.KICKED:
-                Profile.erase(msg["from"]["id"])
-            await handle_left(msg)
+                Profile.erase(member_updated["from"]["id"])
+            await handle_left(member_updated)
         elif new_member:
-            await handle_join(msg)
+            await handle_join(member_updated)
         else:
             logger.info("unhandled members update")
     
     except Exception as e:
         logger.error(f"[main.my_chat_member] ERROR {e}")
-        logger.debug(msg)
+        logger.debug(member_updated)
         import traceback
         text = traceback.format_exc()
         await bot.send_message(FEEDBACK_CHAT_ID, text)