diff --git a/qtiplot/qtiplot.pro b/qtiplot/qtiplot.pro
index 1021776..37ed5de 100755
--- a/qtiplot/qtiplot.pro
+++ b/qtiplot/qtiplot.pro
@@ -10,21 +10,24 @@ QTI_ROOT = ..
 
 # local copy included
 INCLUDEPATH       += ../3rdparty/qwtplot3d/include
-INCLUDEPATH       += ../3rdparty/liborigin
 INCLUDEPATH       += ../3rdparty/zlib
-INCLUDEPATH 	  += ../3rdparty/QTeXEngine/src
+INCLUDEPATH 	   += /usr/include
 
 # configurable
 INCLUDEPATH       += $$MUPARSER_INCLUDEPATH
 INCLUDEPATH       += $$QWT_INCLUDEPATH
 INCLUDEPATH       += $$GSL_INCLUDEPATH
 INCLUDEPATH       += $$BOOST_INCLUDEPATH
+INCLUDEPATH       += $$LIB_ORIGIN_INCLUDEPATH
 
 # configurable libs
 LIBS         += $$MUPARSER_LIBS
 LIBS         += $$QWT_LIBS
 LIBS         += $$GSL_LIBS
 LIBS         += $$BOOST_LIBS
+LIBS         += $$LIB_ORIGIN_LIBS
+LIBS         += -lQTeXEngine
+LIBS         += -lgl2ps
 
 #############################################################################
 ###################### BASIC PROJECT PROPERTIES #############################
@@ -140,10 +143,8 @@ include(src/scripting/scripting.pri)
 ##################### TeX export: QTeXEngine ##################
 ###############################################################
 
-INCLUDEPATH += ../3rdparty/QTeXEngine/src
-HEADERS 	+= ../3rdparty/QTeXEngine/src/QTeXEngine.h
-SOURCES     += ../3rdparty/QTeXEngine/src/QTeXPaintEngine.cpp
-SOURCES     += ../3rdparty/QTeXEngine/src/QTeXPaintDevice.cpp
+INCLUDEPATH += /usr/include
+HEADERS 	+= /usr/include/QTeXEngine.h
 
 ###############################################################
 ##################### Scripting: PYTHON + SIP + PyQT ##########