diff --git a/.github/workflows/mac.yml b/.github/workflows/mac.yml
index e51340f9..005242e2 100644
--- a/.github/workflows/mac.yml
+++ b/.github/workflows/mac.yml
@@ -1,4 +1,4 @@
-name:  macOS Monterey 12
+name:  macOS Monterey latest
 
 on:
   push:
@@ -13,7 +13,7 @@ jobs:
         mode: [ Debug, Release ]
         cpp_version: [17, 20]
         
-    runs-on: macos-12
+    runs-on: macos-latest
     
     steps:
     - name: check out
diff --git a/README.md b/README.md
index 5711aecd..99c481b3 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 |------------------------------------------------|----------------------------------------------------------------------------------------------------------|
 | Ubuntu 22.04 (clang 14.0.0)                    | ![win](https://github.com/qicosmos/iguana/actions/workflows/linux-clang.yml/badge.svg?branch=master) |
 | Ubuntu 22.04 (gcc 11.2.0)                      | ![win](https://github.com/qicosmos/iguana/actions/workflows/linux-gcc.yml/badge.svg?branch=master)   |
-| macOS Monterey 12 (AppleClang 14.0.0.14000029) | ![win](https://github.com/qicosmos/iguana/actions/workflows/mac.yml/badge.svg?branch=master)         |
+| macOS Monterey latest (AppleClang latest) | ![win](https://github.com/qicosmos/iguana/actions/workflows/mac.yml/badge.svg?branch=master)         |
 | Windows Server 2022 (MSVC 19.33.31630.0)       | ![win](https://github.com/qicosmos/iguana/actions/workflows/windows.yml/badge.svg?branch=master)     |
 
 qq 交流群 701594518
diff --git a/test/test_reflection.cpp b/test/test_reflection.cpp
index a5ea54a7..2cd64fe6 100644
--- a/test/test_reflection.cpp
+++ b/test/test_reflection.cpp
@@ -368,12 +368,12 @@ YLT_REFL(simple2, color, id, str, age);
 TEST_CASE("test macros") {
   static_assert(!std::is_aggregate_v<simple2>);
   simple2 t{2, 10, "hello reflection", 6};
-#ifdef __GNUC__
+
   constexpr auto idx = index_of<&simple2::age>();
   static_assert(idx == 3);
   constexpr auto idx2 = index_of<&simple2::id>();
   static_assert(idx2 == 1);
-#endif
+
   constexpr auto arr = get_member_names<simple2>();
   static_assert(arr.size() == 4);
   constexpr auto map = member_names_map<simple2>;