diff --git a/dlls/msi/tests/msi.c b/dlls/msi/tests/msi.c
index 90a357b705b..b377320131e 100644
--- a/dlls/msi/tests/msi.c
+++ b/dlls/msi/tests/msi.c
@@ -11298,6 +11298,9 @@ static void test_MsiEnumProducts(void)
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
 
     index = 0;
+    r = MsiEnumProductsA(index, guid);
+    ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %u\n", r);
+
     r = MsiEnumProductsA(index, NULL);
     ok(r == ERROR_INVALID_PARAMETER, "Expected ERROR_INVALID_PARAMETER, got %u\n", r);