diff --git a/libcxx/include/type_traits b/libcxx/include/type_traits
index a17af48f6e..41221c559f 100644
--- a/libcxx/include/type_traits
+++ b/libcxx/include/type_traits
@@ -4885,7 +4885,7 @@ _LIBCUDACXX_END_NAMESPACE_STD_NOVERSION
 #else
 }
 #endif //_LIBCUDACXX_END_NAMESPACE_STD_NOVERSION
-#endif
+#endif // _LIBCUDACXX_STD_VER > 11
 
 #ifndef __cuda_std__
 #include <__pragma_pop>