diff --git a/libexif.changes b/libexif.changes
index a46ea58..fcd9d72 100644
--- a/libexif.changes
+++ b/libexif.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Jan  7 12:34:56 CET 2009 - olh@suse.de
+
+- obsolete old -XXbit packages (bnc#437293)
+
 -------------------------------------------------------------------
 Sat Nov  8 17:09:07 CET 2008 - meissner@suse.de
 
diff --git a/libexif.spec b/libexif.spec
index 1c4ce77..10f391e 100644
--- a/libexif.spec
+++ b/libexif.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libexif (Version 0.6.17)
 #
-# 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
@@ -25,7 +25,12 @@ License:        LGPL v2.1 or later
 Group:          System/Libraries
 Summary:        An EXIF Tag Parsing Library for Digital Cameras
 Version:        0.6.17
-Release:        1
+Release:        2
+# bug437293
+%ifarch ppc64
+Obsoletes:      libexif-64bit
+%endif
+#
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Source0:        %{name}-%{version}.tar.bz2
 
@@ -45,6 +50,11 @@ License:        LGPL v2.1 or later
 Group:          Development/Libraries/C and C++
 Summary:        An EXIF Tag Parsing Library for Digital Cameras (Development files)
 Requires:       %{name} = %{version} glibc-devel
+# bug437293
+%ifarch ppc64
+Obsoletes:      libexif-devel-64bit
+%endif
+#
 
 %description devel
 This library is used to parse EXIF information from JPEGs created by
@@ -93,6 +103,8 @@ rm -rf $RPM_BUILD_ROOT
 %{_includedir}/*
 
 %changelog
+* Wed Jan 07 2009 olh@suse.de
+- obsolete old -XXbit packages (bnc#437293)
 * Sat Nov 08 2008 meissner@suse.de
 - updated to 0.6.17 (rc1/final)
   * Updated translations: cs, de, pl, sk, vi