diff --git a/apps/server/src/attendance/attendance-records.controller.ts b/apps/server/src/attendance/attendance-records.controller.ts
index 68f16f2..ceca7dd 100644
--- a/apps/server/src/attendance/attendance-records.controller.ts
+++ b/apps/server/src/attendance/attendance-records.controller.ts
@@ -1,6 +1,8 @@
 import { Controller, Get, Post, Put, Delete, Body, Param, Query, Request, Res, BadRequestException, ForbiddenException, ParseIntPipe } from '@nestjs/common';
 import type { Response } from 'express';
 import { AttendanceControllerBase, RequestUser } from './attendance.controller-base';
+import { AttendanceService } from './attendance.service';
+import { AttendanceImportService } from './attendance-import.service';
 import { OperationLogsService } from '../operation-logs/operation-logs.service';
 import { AuthorizationService } from '../authorization';
 import { logAudit } from '../common/with-audit-log';
@@ -23,8 +25,8 @@ import * as ExcelJS from 'exceljs';
 @Controller()
 export class AttendanceRecordsController extends AttendanceControllerBase {
   constructor(
-    service: import('./attendance.service').AttendanceService,
-    importService: import('./attendance-import.service').AttendanceImportService,
+    service: AttendanceService,
+    importService: AttendanceImportService,
     logService: OperationLogsService,
     authz: AuthorizationService,
   ) {
diff --git a/apps/server/src/database/database-migrations.backfill.ts b/apps/server/src/database/database-migrations.backfill.ts
index be47e00..b48f606 100644
--- a/apps/server/src/database/database-migrations.backfill.ts
+++ b/apps/server/src/database/database-migrations.backfill.ts
@@ -139,8 +139,8 @@ export async function normalizeClassDates(
       const type = String(column?.type ?? '').toLowerCase();
       return !['date', 'datetime', 'timestamp'].includes(type);
     });
-    if (columns.length === 0) return;
   });
+  if (columns.length === 0) return;
 
   const columnText = (column: string) => `CAST(${column} AS CHAR)`;
   const firstTenChars = (column: string) => `NULLIF(LEFT(${columnText(column)}, 10), '')`;