diff --git a/include/boost/typeof/native.hpp b/include/boost/typeof/native.hpp
index fbb4758..8197e28 100755
--- a/include/boost/typeof/native.hpp
+++ b/include/boost/typeof/native.hpp
@@ -25,7 +25,7 @@ namespace boost { namespace type_of {
 # ifdef BOOST_NO_SFINAE
     template<class T> 
     T& ensure_obj(const T&);
-# else  
+# else
     template<typename T>
         typename enable_if<is_function<T>, T&>::type
         ensure_obj(T&);