diff --git a/ocaml.spec b/ocaml.spec
index c2e5c11..9b37af7 100644
--- a/ocaml.spec
+++ b/ocaml.spec
@@ -178,7 +178,7 @@ fi
 - New Version 3.08.2
 
 * Thu Dec 30 2004 Thorsten Leemhuis <fedora[AT]leemhuis[DOT]info> - 0:3.07-6
-- add -x11lib {_prefix}/X11R6/{libdir} to configure; fixes labltk build 
+- add -x11lib %%_prefix/X11R6/%%_lib to configure; fixes labltk build 
   on x86_64
 
 * Tue Dec  2 2003 Gerard Milmeister <gemi@bluewin.ch> - 0:3.07-0.fdr.5