Index: mk/config.mk.in
--- mk/config.mk.in.orig	2009-03-30 19:13:16 +0200
+++ mk/config.mk.in	2009-05-03 10:07:45 +0200
@@ -625,7 +625,7 @@
 # where package.conf is, so we just set it globally).
 #
 datarootdir := $(datadir0)
-libdir      := $(libdir0)/ghc-$(ProjectVersion)
+libdir      := $(libdir0)/ghc
 datadir     := $(libdir)
 
 # New autoconf (>= 2.60?) make a configure with --docdir=DIR etc flags.