diff --git a/cpp/unittest/db/scheduler_test.cpp b/cpp/unittest/db/scheduler_test.cpp
index a1e3cba2bf..dc23623dc1 100644
--- a/cpp/unittest/db/scheduler_test.cpp
+++ b/cpp/unittest/db/scheduler_test.cpp
@@ -56,7 +56,7 @@ TEST(DBSchedulerTest, TASK_QUEUE_TEST) {
 
     ptr = queue.Back();
     ASSERT_EQ(ptr->type(), engine::ScheduleTaskType::kIndexLoad);
-//    load_task->Execute();
+    load_task->Execute();
 }
 
 TEST(DBSchedulerTest, SEARCH_SCHEDULER_TEST) {