diff --git a/src/modules/ws/service/ws_send.impl.go b/src/modules/ws/service/ws_send.impl.go
index 62b7601a..8db8fcd9 100644
--- a/src/modules/ws/service/ws_send.impl.go
+++ b/src/modules/ws/service/ws_send.impl.go
@@ -41,6 +41,10 @@ func (s *WSSendImpl) ByClientID(clientID string, data any) error {
 	}
 
 	client := v.(*model.WSClient)
+	if len(client.MsgChan) > 90 {
+		NewWSImpl.CloseClient(client.ID)
+		return fmt.Errorf("msg chan over 90 will close client ID: %s", clientID)
+	}
 	client.MsgChan <- dataByte
 	return nil
 }