diff --git a/packages/backend/src/boot/common.ts b/packages/backend/src/boot/common.ts
index 268c07582d..a17004b4a3 100644
--- a/packages/backend/src/boot/common.ts
+++ b/packages/backend/src/boot/common.ts
@@ -4,16 +4,15 @@
  */
 
 import { NestFactory } from '@nestjs/core';
-import { ChartManagementService } from '@/core/chart/ChartManagementService.js';
-import { QueueProcessorService } from '@/queue/QueueProcessorService.js';
 import { NestLogger } from '@/NestLogger.js';
-import { QueueProcessorModule } from '@/queue/QueueProcessorModule.js';
-import { QueueStatsService } from '@/daemons/QueueStatsService.js';
-import { ServerStatsService } from '@/daemons/ServerStatsService.js';
-import { ServerService } from '@/server/ServerService.js';
-import { MainModule } from '@/MainModule.js';
 
 export async function server() {
+	const { MainModule } = await import('../MainModule.js');
+	const { ServerService } = await import('../server/ServerService.js');
+	const { ChartManagementService } = await import('../core/chart/ChartManagementService.js');
+	const { QueueStatsService } = await import('../daemons/QueueStatsService.js');
+	const { ServerStatsService } = await import('../daemons/ServerStatsService.js');
+
 	const app = await NestFactory.createApplicationContext(MainModule, {
 		logger: new NestLogger(),
 	});
@@ -31,6 +30,10 @@ export async function server() {
 }
 
 export async function jobQueue() {
+	const { QueueProcessorModule } = await import('../queue/QueueProcessorModule.js');
+	const { QueueProcessorService } = await import('../queue/QueueProcessorService.js');
+	const { ChartManagementService } = await import('../core/chart/ChartManagementService.js');
+
 	const jobQueue = await NestFactory.createApplicationContext(QueueProcessorModule, {
 		logger: new NestLogger(),
 	});
diff --git a/packages/backend/src/boot/entry.ts b/packages/backend/src/boot/entry.ts
index 3a33d198a5..6e37bf9e1c 100644
--- a/packages/backend/src/boot/entry.ts
+++ b/packages/backend/src/boot/entry.ts
@@ -13,8 +13,6 @@ import chalk from 'chalk';
 import Xev from 'xev';
 import Logger from '@/logger.js';
 import { envOption } from '../env.js';
-import { masterMain } from './master.js';
-import { workerMain } from './worker.js';
 import { readyRef } from './ready.js';
 
 import 'reflect-metadata';
@@ -71,10 +69,12 @@ process.on('exit', code => {
 if (!envOption.disableClustering) {
 	if (cluster.isPrimary) {
 		logger.info(`Start main process... pid: ${process.pid}`);
+		const { masterMain } = await import('./master.js');
 		await masterMain();
 		ev.mount();
 	} else if (cluster.isWorker) {
 		logger.info(`Start worker process... pid: ${process.pid}`);
+		const { workerMain } = await import('./worker.js');
 		await workerMain();
 	} else {
 		throw new Error('Unknown process type');
@@ -82,6 +82,7 @@ if (!envOption.disableClustering) {
 } else {
 	// 非clusterの場合はMasterのみが起動するため、Workerの処理は行わない(cluster.isWorker === trueの状態でこのブロックに来ることはない)
 	logger.info(`Start main process... pid: ${process.pid}`);
+	const { masterMain } = await import('./master.js');
 	await masterMain();
 	ev.mount();
 }