--- libprojectM.pc.orig	2011-05-29 01:52:53.869288700 +0200
+++ libprojectM.pc	2011-05-29 01:53:08.604851407 +0200
@@ -1,6 +1,6 @@
 prefix=/usr/local
 exec_prefix=/usr/local
-libdir=
+libdir=${exec_prefix}/lib
 includedir=/usr/local/include
 pkgdatadir=/usr/local/share/projectM
 sysconfdir=/usr/local/share/projectM