--- setup.cfg.orig	2014-03-10 09:52:16.000000000 -0400
+++ setup.cfg	2014-03-10 09:52:30.000000000 -0400
@@ -1,6 +1,6 @@
 [build_ext]
-include_dirs = ../../build/include:../../include:/usr/local/include/igraph:/usr/include/igraph
-library_dirs = ../../build/src/.libs:../../src/.libs:/usr/local/lib:/usr/lib
+include_dirs = ../../build/include:../../include:@PREFIX@/include
+library_dirs = ../../build/src/.libs:../../src/.libs:@PREFIX/lib
 
 [egg_info]
 tag_build =