--- CMakeLists.txt.orig	2012-02-10 14:46:26.000263904 +0100
+++ canorus-0.7.R1002/src/CMakeLists.txt	2012-02-10 14:46:51.129457695 +0100
@@ -600,7 +600,7 @@
 # command. Never remove that line :-)
 # Add ${QT_QTTEST_LIBRARY} below to add the Qt Test library as well
 # Add ${POPPLERQT4_LIBRARY} ${POPPLER_LIBRARY} to reactivate poppler libraries
-TARGET_LINK_LIBRARIES(canorus ${QT_LIBRARIES} ${RUBY_LIBRARY} ${PYTHON_LIBRARY} )
+TARGET_LINK_LIBRARIES(canorus ${QT_LIBRARIES} ${RUBY_LIBRARY} ${PYTHON_LIBRARY} z pthread)
 
 ############################
 # RtMIDI Library additions #