--- a/libupnpp/ixmlwrap.cxx
+++ b/libupnpp/ixmlwrap.cxx
@@ -14,7 +14,7 @@
  *       Free Software Foundation, Inc.,
  *       59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  */
-//#include "config.h"
+#include "config.h"
 
 #include "libupnpp/ixmlwrap.hxx"