diff --git a/libpurgeablemem/test/purgeableresourcemanager_test.cpp b/libpurgeablemem/test/purgeableresourcemanager_test.cpp
index f73a28ca18c462470b8fcc541d45f560ed572732..e8fcd7be1d9975bbfe7e66bb6d2e8120c746f718 100644
--- a/libpurgeablemem/test/purgeableresourcemanager_test.cpp
+++ b/libpurgeablemem/test/purgeableresourcemanager_test.cpp
@@ -50,6 +50,7 @@ void PurgeableResourceManagerTest::SetUp()
 
 void PurgeableResourceManagerTest::TearDown()
 {
+    sleep(1);
 }
 
 HWTEST_F(PurgeableResourceManagerTest, VisitedTest, TestSize.Level1)