--- configure.ac.orig	2017-02-04 17:17:00.583752530 -0500
+++ configure.ac	2017-02-04 17:17:54.347995984 -0500
@@ -15,6 +15,7 @@
 fi
 
 AM_PATH_PYTHON([2.5])
+pythondir="$(cd $PREFIX/Lib/site-packages && pwd -W)"
 
 xcbincludedir='${datadir}/xcb'
 AC_SUBST(xcbincludedir)
