diff --git a/distributed_schedule_lite/system_ability_manager_posix/src/IUnknownTest.cpp b/distributed_schedule_lite/system_ability_manager_posix/src/IUnknownTest.cpp
index 2a6207181080fc7fc4b5aa2562345d57612dcb6f..230beadbcbea44f5f259fed6691d9e9a7f8dc726 100755
--- a/distributed_schedule_lite/system_ability_manager_posix/src/IUnknownTest.cpp
+++ b/distributed_schedule_lite/system_ability_manager_posix/src/IUnknownTest.cpp
@@ -194,6 +194,8 @@ HWTEST_F(IUnknownTest, testQueryInterface0010, Function | MediumTest | Level2) {
     int resultRelease = iUnknown->Release(iUnknown);
     ASSERT_EQ(1, resultAdd - resultRelease);
 
+    (void)iUnknown->Release(iUnknown);
+
     SAMGR_GetInstance()->UnregisterFeatureApi(SERVICE_NAME, FEATURE_NAME);
 }