diff --git a/demo/sync-demo.pro b/demo/sync-demo.pro
index e912e77..b201cb7 100644
--- a/demo/sync-demo.pro
+++ b/demo/sync-demo.pro
@@ -1,15 +1,20 @@
 TEMPLATE = app
 TARGET = sync-demo
-HEADERS = chatdialog.h 
+HEADERS = chatdialog.h \
+          digesttreeviewer.h \
+          digesttreescene.h
 
 SOURCES = main.cpp \
-          chatdialog.cpp
+          chatdialog.cpp \
+          digesttreeviewer.cpp \
+          digesttreescene.cpp
 
 FORMS = chatdialog.ui
 
+QMAKE_CXXFLAGS *= -g
 
-QMAKE_LIBDIR *= /opt/local/lib /usr/local/lib /usr/lib
-INCLUDEPATH *= /opt/local/include /usr/local/include
-LIBS *= -lccn -lssl -lcrypto 
+QMAKE_LIBDIR *= /opt/local/lib /usr/local/lib /usr/lib ../../../third_party/OGDF/_release
+INCLUDEPATH *= /opt/local/include /usr/local/include ../../../third_party/OGDF
+LIBS *= -lccn -lssl -lcrypto -lpthread -lOGDF
 CONFIG += console