diff --git a/backend/services/auth-service/src/infrastructure/sms/aliyun-sms.provider.ts b/backend/services/auth-service/src/infrastructure/sms/aliyun-sms.provider.ts
index f6ca5b7..fc6aedd 100644
--- a/backend/services/auth-service/src/infrastructure/sms/aliyun-sms.provider.ts
+++ b/backend/services/auth-service/src/infrastructure/sms/aliyun-sms.provider.ts
@@ -35,12 +35,15 @@ export class AliyunSmsProvider implements ISmsProvider {
       const signName = process.env.ALIYUN_SMS_SIGN_NAME || '券金融';
       const templateCode = this.getTemplateCode(type);
 
-      const result = await client.sendSms({
+      // eslint-disable-next-line @typescript-eslint/no-var-requires
+      const { SendSmsRequest } = require('@alicloud/dysmsapi20170525');
+      const request = new SendSmsRequest({
         phoneNumbers: phoneNumber,
         signName,
         templateCode,
         templateParam,
       });
+      const result = await client.sendSms(request);
 
       if (result.body?.code === 'OK') {
         return {