diff --git a/libcxx/test/libcxx/feature_test_macro/version_header.sh.py b/libcxx/test/libcxx/feature_test_macro/version_header.sh.py
index 24d3981f81aeb..1e53d5fd92830 100644
--- a/libcxx/test/libcxx/feature_test_macro/version_header.sh.py
+++ b/libcxx/test/libcxx/feature_test_macro/version_header.sh.py
@@ -30,8 +30,8 @@ def test(output, expected):
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef _LIBCPP_VERSION
-#define _LIBCPP_VERSION
+#ifndef _LIBCPP_VERSIONH
+#define _LIBCPP_VERSIONH
 
 #include <__config>
 
@@ -69,6 +69,6 @@ def test(output, expected):
 // define __cpp_lib_missing_FTM_in_older_standard 2026L
 #endif // _LIBCPP_STD_VER >= 26
 
-#endif // _LIBCPP_VERSION
+#endif // _LIBCPP_VERSIONH
 """,
 )
diff --git a/libcxx/utils/generate_feature_test_macro_components.py b/libcxx/utils/generate_feature_test_macro_components.py
index 53fd44291b216..0b5c0f107134b 100755
--- a/libcxx/utils/generate_feature_test_macro_components.py
+++ b/libcxx/utils/generate_feature_test_macro_components.py
@@ -2230,8 +2230,8 @@ def version_header(self) -> str:
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef _LIBCPP_VERSION
-#define _LIBCPP_VERSION
+#ifndef _LIBCPP_VERSIONH
+#define _LIBCPP_VERSIONH
 
 #include <__config>
 
@@ -2241,7 +2241,7 @@ def version_header(self) -> str:
 
 {feature_test_macros}
 
-#endif // _LIBCPP_VERSION
+#endif // _LIBCPP_VERSIONH
 """
         return template.format(
             feature_test_macros=generate_version_header_implementation(