diff --git a/service-web/src/main/java/com/lanyuanxiaoyao/service/web/controller/OverviewController.java b/service-web/src/main/java/com/lanyuanxiaoyao/service/web/controller/OverviewController.java
index 995aa88..2faaa65 100644
--- a/service-web/src/main/java/com/lanyuanxiaoyao/service/web/controller/OverviewController.java
+++ b/service-web/src/main/java/com/lanyuanxiaoyao/service/web/controller/OverviewController.java
@@ -152,10 +152,10 @@ public class OverviewController extends BaseController {
     @GetMapping("sync_running_status")
     public AmisMapResponse syncRunningStatus() {
         ImmutableList<String> locks = zookeeperService.getChildren(NameHelper.ZK_SYNC_RUNNING_LOCK_PATH).collect(ZookeeperNode::getPath);
-        MutableList<JobIdAndAlias> runningJob = Lists.mutable.empty();
-        MutableList<JobIdAndAlias> unRunningJob = Lists.mutable.empty();
-        MutableList<JobIdAndAlias> runningTable = Lists.mutable.empty();
-        MutableList<JobIdAndAlias> unRunningTable = Lists.mutable.empty();
+        MutableList<JobIdAndAlias> runningJob = Lists.mutable.<JobIdAndAlias>empty().asSynchronized();
+        MutableList<JobIdAndAlias> unRunningJob = Lists.mutable.<JobIdAndAlias>empty().asSynchronized();
+        MutableList<JobIdAndAlias> runningTable = Lists.mutable.<JobIdAndAlias>empty().asSynchronized();
+        MutableList<JobIdAndAlias> unRunningTable = Lists.mutable.<JobIdAndAlias>empty().asSynchronized();
         ImmutableList<JobIdAndAlias> idAliases = infoService.allFlinkJobIdAndAlias();
         ImmutableList<Long> ids = idAliases.collect(JobIdAndAlias::getId).reject(ObjectUtil::isNull).distinct();
         ids