diff --git a/coolq/event.go b/coolq/event.go
index 1ff3916..00bc66f 100644
--- a/coolq/event.go
+++ b/coolq/event.go
@@ -115,7 +115,6 @@ func (bot *CQBot) tempMessageEvent(c *client.QQClient, m *message.TempMessage) {
 		"message_type": "private",
 		"sub_type":     "group",
 		"message_id":   id,
-		"group_id":     m.GroupCode,
 		"user_id":      m.Sender.Uin,
 		"message":      ToFormattedMessage(m.Elements, m.Sender.Uin, false),
 		"raw_message":  cqm,
@@ -124,6 +123,7 @@ func (bot *CQBot) tempMessageEvent(c *client.QQClient, m *message.TempMessage) {
 		"time":         time.Now().Unix(),
 		"sender": MSG{
 			"user_id":  m.Sender.Uin,
+			"group_id":     m.GroupCode,
 			"nickname": m.Sender.Nickname,
 			"sex":      "unknown",
 			"age":      0,