diff --git a/corosync.spec b/corosync.spec
index e70d9a6..26678b3 100644
--- a/corosync.spec
+++ b/corosync.spec
@@ -17,7 +17,7 @@
 Name: corosync
 Summary: The Corosync Cluster Engine and Application Programming Interfaces
 Version: 1.99.1
-Release: 1%{?numcomm:.%{numcomm}}%{?alphatag:.%{alphatag}}%{?dirty:.%{dirty}}%{?dist}
+Release: 2%{?numcomm:.%{numcomm}}%{?alphatag:.%{alphatag}}%{?dirty:.%{dirty}}%{?dist}
 License: BSD
 Group: System Environment/Base
 URL: http://ftp.corosync.org
@@ -28,7 +28,8 @@ Requires: corosynclib = %{version}-%{release}
 Requires(pre): /usr/sbin/useradd
 Requires(post): /sbin/chkconfig
 Requires(preun): /sbin/chkconfig
-Conflicts: openais, openais-devel
+Obsoletes: openais, openais-devel, openaislib, openaislib-devel
+Obsoletes: cman, clusterlib, clusterlib-devel
 
 # Build bits
 
@@ -300,6 +301,9 @@ The Corosync Cluster Engine APIs.
 %{_mandir}/man8/sam_overview.8*
 
 %changelog
+* Thu Feb  2 2012 Fabio M. Di Nitto <fdinitto@redhat.com> - 1.99.1-2
+- Add proper Obsoltes on openais/cman/clusterlib
+
 * Wed Feb  1 2012 Fabio M. Di Nitto <fdinitto@redhat.com> - 1.99.1-1
 - New upstream release
 - Temporary disable xml config (broken upstream tarball)