diff --git a/handlers/messages_routing.py b/handlers/messages_routing.py
index 4a2ab12..eb82b99 100644
--- a/handlers/messages_routing.py
+++ b/handlers/messages_routing.py
@@ -41,8 +41,8 @@ async def messages_routing(msg, state):
                 async for key in client.scan_iter(pattern):
                     scr = int(await redis.get(key))
                     scores.append(scr)
-                toxic_score = math.floor(sum(scores)/len(scores))
-                text = f"Средняя токсичность сообщений: {toxic_score}%"
+                toxic_score = math.floor(sum(scores)/len(scores)) if scores else 0
+                text = f"Средняя токсичность сообщений: {toxic_score}%
             else:
                 latest_toxic_message_id = await redis.get(f"toxic:{cid}")
                 scoring_msg_id = reply_msg.get("message_id") or latest_toxic_message_id