diff --git a/business/model/message.go b/business/model/message.go
index f32e0e9cc..07bda61f0 100644
--- a/business/model/message.go
+++ b/business/model/message.go
@@ -59,9 +59,10 @@ func (*MessageStatus) TableIndex() [][]string {
 type ImMessageRecord struct {
 	ModelIDCULD
 
-	GroupID     int    `orm:"column(group_id)" json:"groupID"` //组ID
-	Content     string `orm:"type(text)" json:"content"`       //消息内容
-	MessageType int    `json:"messageType"`                    //消息类型，文字，图片
+	UserID      string `orm:"size(48);column(user_id)" json:"userID"` //发消息的userID
+	GroupID     int    `orm:"column(group_id)" json:"groupID"`        //组ID
+	Content     string `orm:"type(text)" json:"content"`              //消息内容
+	MessageType int    `json:"messageType"`                           //消息类型，文字，图片
 }
 
 func (*ImMessageRecord) TableIndex() [][]string {