diff --git a/lirc-kernel.spec b/lirc-kernel.spec
index 2bf4cb3..29f489b 100644
--- a/lirc-kernel.spec
+++ b/lirc-kernel.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package lirc-kernel (Version 0.8.4MACRO)
 #
-# Copyright (c) 2008 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2009 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
diff --git a/lirc.changes b/lirc.changes
index 8953130..2322674 100644
--- a/lirc.changes
+++ b/lirc.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Jan  7 12:34:56 CET 2009 - olh@suse.de
+
+- obsolete old -XXbit packages (bnc#437293)
+
 -------------------------------------------------------------------
 Thu Nov 13 11:44:09 CET 2008 - lnussel@suse.de
 
diff --git a/lirc.spec b/lirc.spec
index d1c949e..ea512df 100644
--- a/lirc.spec
+++ b/lirc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package lirc (Version 0.8.4MACRO)
 #
-# Copyright (c) 2008 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2009 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -43,6 +43,11 @@ Url:            http://www.lirc.org/
 License:        GPL v2 or later
 Group:          Hardware/Other
 AutoReqProv:    on
+# bug437293
+%ifarch ppc64
+Obsoletes:      lirc-64bit
+%endif
+#
 Version:        0.8.4%{?snapshot:_%snapshot}
 Release:        1
 PreReq:         %fillup_prereq %insserv_prereq
@@ -186,6 +191,8 @@ chmod 644 %{buildroot}%{_bindir}/pronto2lirc
 rm -rf %{buildroot}
 
 %changelog
+* Wed Jan 07 2009 olh@suse.de
+- obsolete old -XXbit packages (bnc#437293)
 * Thu Nov 13 2008 lnussel@suse.de
 - don't BuildRequire i2c-tools on s390 as it doesn't exist there
 * Mon Oct 13 2008 lnussel@suse.de