diff --git a/Surface_mesher/demo/Surface_mesher/qt4-demo/CMakeLists.txt b/Surface_mesher/demo/Surface_mesher/qt4-demo/CMakeLists.txt
index 97d1eb53a50..c8a726ca54a 100644
--- a/Surface_mesher/demo/Surface_mesher/qt4-demo/CMakeLists.txt
+++ b/Surface_mesher/demo/Surface_mesher/qt4-demo/CMakeLists.txt
@@ -4,8 +4,7 @@ project ( ${prj} )
 
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
 
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_BINARY_DIR}/cmake/modules" )
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/modules"  )
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "$ENV{CGAL_DIR}/cmake/modules"  )
 
 # QGLViwer needs Qt4 configured with QtOpenGL and QtXml support