diff --git a/include/__config b/include/__config
index f33e25be..21f7dced 100644
--- a/include/__config
+++ b/include/__config
@@ -434,7 +434,7 @@ using namespace _LIBCPP_NAMESPACE __attribute__((__strong__));
 #define _ALIGNAS(x) __declspec(align(x))
 #define _LIBCPP_HAS_NO_VARIADICS
 
-#define _NOEXCEPT throw()
+#define _NOEXCEPT throw ()
 #define _NOEXCEPT_(x)
 #define _NOEXCEPT_OR_FALSE(x) false