diff -ur a/lib/engine/components/opal/opal-call.cpp b/lib/engine/components/opal/opal-call.cpp
--- a/lib/engine/components/opal/opal-call.cpp	2012-11-07 21:43:51.000000000 +0100
+++ b/lib/engine/components/opal/opal-call.cpp	2013-06-25 17:49:40.899978244 +0200
@@ -40,7 +40,7 @@
 
 #include <glib/gi18n.h>
 #include <opal/opal.h>
-#include <opal/pcss.h>
+#include <ep/pcss.h>
 #include <sip/sippdu.h>
 
 #include "call.h"
diff -ur a/lib/engine/components/opal/pcss-endpoint.h b/lib/engine/components/opal/pcss-endpoint.h
--- a/lib/engine/components/opal/pcss-endpoint.h	2012-11-07 21:43:51.000000000 +0100
+++ b/lib/engine/components/opal/pcss-endpoint.h	2013-06-25 17:44:39.019982461 +0200
@@ -43,7 +43,7 @@
 #include "runtime.h"
 
 #include <opal/opal.h>
-#include <opal/pcss.h>
+#include <ep/pcss.h>
 
 namespace Opal {
   class CallManager;