diff --git a/src/locale.cpp b/src/locale.cpp
index bf95732ed..6300ce1c5 100644
--- a/src/locale.cpp
+++ b/src/locale.cpp
@@ -18,9 +18,10 @@
 #include "codecvt"
 #include "vector"
 #include "algorithm"
-#include "algorithm"
 #include "typeinfo"
-#include "type_traits"
+#ifndef _LIBCPP_NO_EXCEPTIONS
+#  include "type_traits"
+#endif
 #include "clocale"
 #include "cstring"
 #include "cwctype"