diff --git a/dlls/msvcrtd/tests/debug.c b/dlls/msvcrtd/tests/debug.c
index 71f6e4c3966..40fceac05cd 100644
--- a/dlls/msvcrtd/tests/debug.c
+++ b/dlls/msvcrtd/tests/debug.c
@@ -60,6 +60,7 @@ static void test_new(void)
 
   mem = pMSVCRTD_operator_new_dbg(42, _NORMAL_BLOCK, __FILE__, __LINE__);
   ok(mem != NULL, "memory not allocated\n");
+  HeapFree(GetProcessHeap(), 0, mem);
 }
 
 /**********************************************************************/