diff --git a/include/boost/detail/catch_exceptions.hpp b/include/boost/detail/catch_exceptions.hpp
index e7639a2..3db832a 100644
--- a/include/boost/detail/catch_exceptions.hpp
+++ b/include/boost/detail/catch_exceptions.hpp
@@ -18,14 +18,14 @@
 
 //  header dependencies are deliberately restricted to the standard library
 //  to reduce coupling to other boost libraries.
-#include <boost/config.hpp>
 #include <string>             // for string
 #include <new>                // for bad_alloc
+#include <ostream>            // for ostream
 #include <typeinfo>           // for bad_cast, bad_typeid
 #include <exception>          // for exception, bad_exception
 #include <stdexcept>          // for std exception hierarchy
+#include <boost/config.hpp>
 #include <boost/cstdlib.hpp>  // for exit codes
-#include <ostream>         // for ostream
 
 # if defined(BOOST_BORLANDC) && (__BORLANDC__ <= 0x0551)
 #   define BOOST_BUILT_IN_EXCEPTIONS_MISSING_WHAT