diff --git a/cmd/migrate/migration/version/1599190683659_tables.go b/cmd/migrate/migration/version/1599190683659_tables.go
index 64aa9706..5862dae3 100644
--- a/cmd/migrate/migration/version/1599190683659_tables.go
+++ b/cmd/migrate/migration/version/1599190683659_tables.go
@@ -17,7 +17,7 @@ func init() {
 
 func _1599190683659Tables(db *gorm.DB, version string) error {
 	return db.Transaction(func(tx *gorm.DB) error {
-		err := tx.Set("gorm:table_options", "ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 ").Migrator().AutoMigrate(
+		err := tx.Set("gorm:table_options", "ENGINE=InnoDB DEFAULT CHARSET=utf8mb4").Migrator().AutoMigrate(
 			new(models.CasbinRule),
 			new(models.SysDept),
 			new(models.SysConfig),