diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/service/ActTaskService.java b/renren-admin/src/main/java/io/renren/modules/activiti/service/ActTaskService.java
index 39614862..cdef7742 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/service/ActTaskService.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/service/ActTaskService.java
@@ -191,8 +191,8 @@ public class ActTaskService extends BaseServiceImpl {
         List<Task> tasks = nativeTaskQuery.listPage((curPage - 1) * limit, limit);
         long count = nativeCountTaskQuery.count();
         List<CompletableFuture> completableFutures = new ArrayList<CompletableFuture>();
+        final TaskQuery taskQuery = taskService.createTaskQuery();
         List<Task> list_ = tasks.stream().map(index -> {
-            TaskQuery taskQuery = taskService.createTaskQuery();
             CompletableFuture tempTask = CompletableFuture.supplyAsync(() -> taskQuery.taskId(index.getId()).includeProcessVariables().singleResult(), executor);
             Task temp = null;
             try {