diff --git a/lablgtk.spec b/lablgtk.spec
index 9d1da09..58765b0 100644
--- a/lablgtk.spec
+++ b/lablgtk.spec
@@ -1,6 +1,6 @@
 Name:           lablgtk
 Version:        2.6.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 
 Summary:        Objective Caml interface to gtk+
 
@@ -24,6 +24,7 @@ BuildRequires:  libgnomeui-devel
 BuildRequires:  libgnomecanvas-devel
 BuildRequires:  gnome-panel-devel
 BuildRequires:  gtkspell-devel
+BuildRequires:  libXmu-devel
 
 Requires:       ocaml >= 3.08
 Requires:       lablgl >= 1.02