diff --git a/tools/get_history_message.go b/tools/get_history_message.go
index a8f280a..1eb2617 100644
--- a/tools/get_history_message.go
+++ b/tools/get_history_message.go
@@ -97,6 +97,7 @@ func fetchHistoryMessages(db *sql.DB, message_seq int, group_id int) (int, error
 	for _, message := range messages {
 		messageMap := message.(map[string]interface{})
 		insertMessage(db, messageMap)
+		time.Sleep(time.Second * 1)
 
 	}
 	return 0, nil