diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ec952fe4..b886ae55 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -141,7 +141,7 @@ jobs:
             runner: ubuntu-24.04
           - platform: Linux x86_64 Clang
             runner: ubuntu-24.04
-            clang-version: 18
+            clang-version: 20
           - platform: macOS arm64
             runner: macos-latest
           - platform: macOS x86_64
diff --git a/src/analyzer/reflect_type_info.hpp b/src/analyzer/reflect_type_info.hpp
index 2cc7a4a3..0bfd8075 100644
--- a/src/analyzer/reflect_type_info.hpp
+++ b/src/analyzer/reflect_type_info.hpp
@@ -1,15 +1,24 @@
 #pragma once
 
-#ifndef OS_WINDOWS
+#if defined(__GNUC__) || defined(__clang__)
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wconversion"
 #pragma GCC diagnostic ignored "-Wtautological-compare"
 #endif
 
+#if defined(__clang__)
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunused-private-field"
+#endif
+
 #include "reflect_extension.hpp"
 #include <reflect>
 
-#ifndef OS_WINDOWS
+#if defined(__clang__)
+#pragma clang diagnostic pop
+#endif
+
+#if defined(__GNUC__) || defined(__clang__)
 #pragma GCC diagnostic pop
 #endif