diff --git a/level_zero/core/test/unit_tests/mocks/mock_driver.h b/level_zero/core/test/unit_tests/mocks/mock_driver.h
index 02b1744a00..1f15ecf021 100644
--- a/level_zero/core/test/unit_tests/mocks/mock_driver.h
+++ b/level_zero/core/test/unit_tests/mocks/mock_driver.h
@@ -29,7 +29,7 @@ using Driver = WhiteBox<::L0::DriverImp>;
 template <>
 struct Mock<Driver> : public DriverImp {
     Mock();
-    virtual ~Mock();
+    ~Mock() override;
 
     MOCK_METHOD1(driverInit, ze_result_t(ze_init_flag_t));
     MOCK_METHOD1(initialize, void(bool *result));