diff --git a/dolphinscheduler-alert/dolphinscheduler-alert-plugins/dolphinscheduler-alert-email/src/test/java/org/apache/dolphinscheduler/plugin/alert/email/template/DefaultHTMLTemplateTest.java b/dolphinscheduler-alert/dolphinscheduler-alert-plugins/dolphinscheduler-alert-email/src/test/java/org/apache/dolphinscheduler/plugin/alert/email/template/DefaultHTMLTemplateTest.java
index d53c95bfbd..bc357cd34a 100644
--- a/dolphinscheduler-alert/dolphinscheduler-alert-plugins/dolphinscheduler-alert-email/src/test/java/org/apache/dolphinscheduler/plugin/alert/email/template/DefaultHTMLTemplateTest.java
+++ b/dolphinscheduler-alert/dolphinscheduler-alert-plugins/dolphinscheduler-alert-email/src/test/java/org/apache/dolphinscheduler/plugin/alert/email/template/DefaultHTMLTemplateTest.java
@@ -76,7 +76,7 @@ public class DefaultHTMLTemplateTest {
return EmailConstants.HTML_HEADER_PREFIX
+ ""
+ " "
- + "\n"
+ + ""+System.getProperty("line.separator")
+ "mysql service name mysql address database client connections port no index of number