diff --git a/auth/group.go b/auth/group.go
index 0abd336..7c25fa3 100644
--- a/auth/group.go
+++ b/auth/group.go
@@ -24,7 +24,7 @@ type Group struct {
 	UpdatedAt time.Time
 }
 
-var BeforeGroupSave func(*Group) error = func(g *Group) error { return nil }
+var BeforeGroupSave func(*Group, *gorm.DB) error = nil
 
 func (grp *Group) BeforeSave(tx *gorm.DB) (err error) {
 
@@ -32,17 +32,17 @@ func (grp *Group) BeforeSave(tx *gorm.DB) (err error) {
 	if grp.DisplayName == "" {
 		grp.DisplayName = strings.TrimPrefix(grp.Name, SYS_AUTH_PREFIX)
 	}
-	return BeforeGroupSave(grp)
+	return BeforeGroupSave(grp, tx)
 }
 
-var BeforeGroupUpdate func(*Group) error = func(g *Group) error { return nil }
+var BeforeGroupUpdate func(*Group, *gorm.DB) error = nil
 
 func (grp *Group) BeforeUpdate(tx *gorm.DB) (err error) {
-	return BeforeGroupUpdate(grp)
+	return BeforeGroupUpdate(grp, tx)
 }
 
-var BeforeGroupDelete func(*Group) error = func(g *Group) error { return nil }
+var BeforeGroupDelete func(*Group, *gorm.DB) error = nil
 
 func (grp *Group) BeforeDelete(tx *gorm.DB) (err error) {
-	return BeforeGroupDelete(grp)
+	return BeforeGroupDelete(grp, tx)
 }