--- Makefile.orig	2012-02-10 17:37:58.042329528 +0100
+++ canorus-0.7.R1002/doc/usersguide/Makefile	2012-02-10 17:37:41.175185804 +0100
@@ -11,7 +11,7 @@
 	for i in *.tex; do htlatex $$i; done
 
 qthelp: html
-	for i in *.qhcp; do qcollectiongenerator $$i; done
+	for i in *.qhcp; do @USRLIB@/qt4/bin/qcollectiongenerator $$i; done
 
 clean: clean-tex clean-html clean-pdf clean-qthelp