diff --git a/pmc/object.cc b/pmc/object.cc
--- a/pmc/object.cc
+++ b/pmc/object.cc
@@ -3,7 +3,7 @@
  * Copyright (C) 2008 Markus Broeker
  */
 
-#include <object.h>
+#include <object.hpp>
 
 #include <iostream>