--- qpxtool-0.7.2/gui/qpxtool.pro
+++ qpxtool-0.7.2/gui/qpxtool.pro
@@ -13,6 +13,8 @@
 DEPENDPATH += . include locale src
 INCLUDEPATH += . include
 
+LIBS+=-L../lib/lib -lqpxtransport
+
 # Input
 HEADERS += include/about.h \
            include/abstractpreview.h \