diff --git a/test/testmemleak.cpp b/test/testmemleak.cpp
index e4b889dfb..98e9a1530 100644
--- a/test/testmemleak.cpp
+++ b/test/testmemleak.cpp
@@ -5523,4 +5523,4 @@ private:
         TODO_ASSERT_EQUALS("[test.cpp:7]: (error) Return value of allocation function f is not used.\n", "", errout.str());
     }
 };
-static TestMemleakNoVar testMemleakNoVar;
+REGISTER_TEST(TestMemleakNoVar);
diff --git a/test/testsizeof.cpp b/test/testsizeof.cpp
index 140816c61..3b169e9ae 100644
--- a/test/testsizeof.cpp
+++ b/test/testsizeof.cpp
@@ -488,4 +488,6 @@ private:
               "}");
         ASSERT_EQUALS("", errout.str());
     }
-};
\ No newline at end of file
+};
+
+REGISTER_TEST(TestSizeof);