diff --git a/pkg/common/db/relation/user_model.go b/pkg/common/db/relation/user_model.go
index 825ea6d48..5ed6e73b8 100644
--- a/pkg/common/db/relation/user_model.go
+++ b/pkg/common/db/relation/user_model.go
@@ -9,11 +9,11 @@ import (
 )
 
 type UserGorm struct {
-	DB *gorm.DB
+	DB gorm.DB
 }
 
 func NewUserGorm(DB *gorm.DB) relation.UserModelInterface {
-	return &UserGorm{DB: DB.Model(&relation.UserModel{})}
+	return &UserGorm{DB: *DB.Model(&relation.UserModel{})}
 }
 
 // 插入多条