diff --git a/src/tests/kernel/core/disk_device_manager/DiskDeviceManagerTest.cpp b/src/tests/kernel/core/disk_device_manager/DiskDeviceManagerTest.cpp
index f531dc1009..809917be0b 100644
--- a/src/tests/kernel/core/disk_device_manager/DiskDeviceManagerTest.cpp
+++ b/src/tests/kernel/core/disk_device_manager/DiskDeviceManagerTest.cpp
@@ -17,6 +17,7 @@ main()
 	KDiskDeviceManager::CreateDefault();
 	KDiskDeviceManager *manager = KDiskDeviceManager::Default();
 	manager->InitialDeviceScan();
+	KDiskDeviceManager::DeleteDefault();
 	return 0;
 }