diff --git a/include/type_traits b/include/type_traits
index 7dc5de7..ee17824 100644
--- a/include/type_traits
+++ b/include/type_traits
@@ -509,7 +509,7 @@
 
 // Member detector base
 
-template <template <class...> class _Templ, class ..._Args, class = _Templ<_Args...>>
+template <template <class...> class _Templ, class ..._Args, class = _Templ<_Args...> >
 true_type __sfinae_test_impl(int);
 template <template <class...> class, class ...>
 false_type __sfinae_test_impl(...);