diff --git a/pkg/common/db/model_struct.go b/pkg/common/db/model_struct.go
index 7cb768cd4..8dd0ab3a2 100644
--- a/pkg/common/db/model_struct.go
+++ b/pkg/common/db/model_struct.go
@@ -116,8 +116,8 @@ type GroupRequest struct {
 	UserID       string    `gorm:"column:user_id;primary_key;size:64"`
 	GroupID      string    `gorm:"column:group_id;primary_key;size:64"`
 	HandleResult int32     `gorm:"column:handle_result"`
-	ReqMsg       string    `gorm:"column:req_msg;size:255"`
-	HandledMsg   string    `gorm:"column:handle_msg;size:255"`
+	ReqMsg       string    `gorm:"column:req_msg;size:1024"`
+	HandledMsg   string    `gorm:"column:handle_msg;size:1024"`
 	ReqTime      time.Time `gorm:"column:req_time"`
 	HandleUserID string    `gorm:"column:handle_user_id;size:64"`
 	HandledTime  time.Time `gorm:"column:handle_time"`