diff --git a/openslp.changes b/openslp.changes
index 9c1601e..9bdbb6f 100644
--- a/openslp.changes
+++ b/openslp.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Jan  7 12:34:56 CET 2009 - olh@suse.de
+
+- obsolete old -XXbit packages (bnc#437293)
+
 -------------------------------------------------------------------
 Fri Nov 14 15:27:34 CET 2008 - mrueckert@suse.de
 
diff --git a/openslp.spec b/openslp.spec
index e4637f1..d68ce5e 100644
--- a/openslp.spec
+++ b/openslp.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package openslp (Version 1.2.0)
 #
-# 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
@@ -21,10 +21,15 @@ Name:           openslp
 BuildRequires:  bison flex openssl-devel
 Summary:        An OpenSLP Implementation of Service Location Protocol V2
 Version:        1.2.0
-Release:        168
+Release:        169
 License:        BSD 3-Clause; GPL v2 or later
 Group:          System/Daemons
 Url:            http://www.openslp.org/
+# bug437293
+%ifarch ppc64
+Obsoletes:      openslp-64bit
+%endif
+#
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Source0:        %name-%version.tar.bz2
 Source1:        slpd.init
@@ -103,6 +108,11 @@ License:        BSD 3-Clause
 Requires:       openssl-devel openslp = %version
 Group:          System/Daemons
 Summary:        OpenSLP Development SDK
+# bug437293
+%ifarch ppc64
+Obsoletes:      openslp-devel-64bit
+%endif
+#
 
 %description devel
 Service Location Protocol is an IETF standards track protocol that
@@ -263,6 +273,8 @@ rm -rf $RPM_BUILD_ROOT
 %_libdir/libslp.so
 
 %changelog
+* Wed Jan 07 2009 olh@suse.de
+- obsolete old -XXbit packages (bnc#437293)
 * Fri Nov 14 2008 mrueckert@suse.de
 - enable service only on sles 9 and 10 by default
 - remove deprecated usage of run_ldconfig