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--- a/libupnpp/upnpavutils.cxx
+++ b/libupnpp/upnpavutils.cxx
@@ -14,11 +14,12 @@
  *       Free Software Foundation, Inc.,
  *       59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  */
+#include "libupnpp/upnpavutils.hxx"
+
 #include <cstdio>
 #include <string>
+
 using namespace std;
-
-#include "libupnpp/upnpavutils.hxx"
 
 namespace UPnPP {