diff --git a/packages/backend/src/postgres.ts b/packages/backend/src/postgres.ts
index 01f5f0d19c..0cfd408219 100644
--- a/packages/backend/src/postgres.ts
+++ b/packages/backend/src/postgres.ts
@@ -130,8 +130,8 @@ class TypeORMLogger implements Logger {
 		dbLogger: MisskeyLogger,
 	) {
 		this.sqlLogger = dbLogger.createSubLogger('sql', 'gray');
-		this.sqlLogger.createSubLogger('migrate');
-		this.sqlLogger.createSubLogger('schema');
+		this.sqlMigrateLogger = this.sqlLogger.createSubLogger('migrate');
+		this.sqlSchemaLogger = this.sqlLogger.createSubLogger('schema');
 	}
 
 	@bindThis