diff --git a/dsms-engine-application/src/test/java/com/dsms/modules/alert/service/impl/AlertAppriseServiceImplTest.java b/dsms-engine-application/src/test/java/com/dsms/modules/alert/service/impl/AlertAppriseServiceImplTest.java
index 0ba432e3cb9dd0887b184560b620b1616f0cb245..00b4d3a5115622c84e05770ce36b3e9857d61f2c 100644
--- a/dsms-engine-application/src/test/java/com/dsms/modules/alert/service/impl/AlertAppriseServiceImplTest.java
+++ b/dsms-engine-application/src/test/java/com/dsms/modules/alert/service/impl/AlertAppriseServiceImplTest.java
@@ -45,7 +45,7 @@ import org.springframework.boot.test.mock.mockito.MockBean;
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 class AlertAppriseServiceImplTest {
 
-    private final static String smtpUsername = "smtpUsername";
+    private String smtpUserName = "smtpUsername";
     @Autowired
     private IAlertContactService mockAlertContactService;
     @MockBean
@@ -77,7 +77,7 @@ class AlertAppriseServiceImplTest {
 
         // Verify the results
         assertThat(sendTestEmail).isTrue();
-        verify(mockMailService).sendMail(new MailMessage(smtpUsername, ALERT_TEST_TITLE, ALERT_TEST_CONTENT, Collections.emptyList()));
+        verify(mockMailService).sendMail(new MailMessage(smtpUserName, ALERT_TEST_TITLE, ALERT_TEST_CONTENT, Collections.emptyList()));
     }
 
     @Test
@@ -148,7 +148,7 @@ class AlertAppriseServiceImplTest {
         alertApprise.setType(type);
         alertApprise.setSmtpHost("smtpHost");
         alertApprise.setSmtpPort(0);
-        alertApprise.setSmtpUsername(smtpUsername);
+        alertApprise.setSmtpUsername(smtpUserName);
         alertApprise.setSmtpPassword("smtpPassword");
         alertApprise.setEmailFrom("emailFrom");
         alertApprise.setSmsProvider(AlertSmsProviderEnum.ALIYUN.getCode());