diff --git a/libcxx/include/__cxx03/__config b/libcxx/include/__cxx03/__config
index 3e8f181664c97..880d14a50a052 100644
--- a/libcxx/include/__cxx03/__config
+++ b/libcxx/include/__cxx03/__config
@@ -230,7 +230,7 @@ _LIBCPP_HARDENING_MODE_DEBUG
 #  endif
 
 #  if defined(__MVS__)
-#    include <__cxx03/features.h> // for __NATIVE_ASCII_F
+#    include <features.h> // for __NATIVE_ASCII_F
 #  endif
 
 #  if defined(_WIN32)