diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java
index 91e89f9..2e31724 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/tasks/BackupTask.java
@@ -41,6 +41,7 @@ import java.util.Arrays;
 import java.util.Comparator;
 import java.util.Date;
 import java.util.List;
+import java.util.concurrent.TimeUnit;
 
 @Component
 @Slf4j
@@ -61,7 +62,7 @@ public class BackupTask {
     @Resource
     private BackupHandler backupHandler;
 
-    @Scheduled(fixedDelayString = "#{${backup.interval.mins:720} * 1000 * 60}")
+    @Scheduled(fixedDelayString = "#{${backup.interval.mins:720}}", timeUnit = TimeUnit.MINUTES)
     public void backup() {
         if (!isRemotePortListening(elePropertyConfig.getRemoteHost(), elePropertyConfig.getRemotePort())) {
             log.info("备份环境连接失败，未备份文件");