diff --git a/libgphoto2.changes b/libgphoto2.changes
index 019fc68..9b2625f 100644
--- a/libgphoto2.changes
+++ b/libgphoto2.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Oct 30 12:34:56 CET 2008 - olh@suse.de
+
+- obsolete old -XXbit packages (bnc#437293)
+
 -------------------------------------------------------------------
 Sun Oct 19 22:21:01 CEST 2008 - meissner@suse.de
 
diff --git a/libgphoto2.spec b/libgphoto2.spec
index 047776b..f20f5d4 100644
--- a/libgphoto2.spec
+++ b/libgphoto2.spec
@@ -21,12 +21,20 @@
 Name:           libgphoto2
 BuildRequires:  doxygen fdupes gcc-c++ hal-devel libexif-devel libjpeg-devel libusb-devel
 Url:            http://gphoto.org/
+# bug437293
+%ifarch ppc64
+Obsoletes:      libgphoto2-64bit
+%endif
+%ifarch  %ix86 ppc
+Obsoletes:      libgphoto2-32bit
+%endif
+#
 %define prefix /usr
 License:        LGPL v2.1 or later
 Group:          Hardware/Camera
 Summary:        A Digital Camera Library
 Version:        2.4.3
-Release:        1
+Release:        2
 Source0:        libgphoto2-%{version}.tar.bz2
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Requires:       %{name}-lang = %{version}
@@ -231,7 +239,9 @@ rm -rf $RPM_BUILD_ROOT
 /sbin/ldconfig
 
 %changelog
-* Mon Oct 20 2008 meissner@suse.de
+* Thu Oct 30 2008 olh@suse.de
+- obsolete old -XXbit packages (bnc#437293)
+* Sun Oct 19 2008 meissner@suse.de
 - updated to 2.4.3 final stable release
 	- Canon EOS tethered capture support
 	- lots of bugfixes
@@ -278,7 +288,7 @@ rm -rf $RPM_BUILD_ROOT
 - updated to current 2.4 branch state
 	- large startup speedup
 	- Canon EOS capture mode fixes
-* Sat Mar 29 2008 meissner@suse.de
+* Fri Mar 28 2008 meissner@suse.de
 - updated to final 2.4.1 release
 	- small bugfixes
 	- translations updates
@@ -347,7 +357,7 @@ rm -rf $RPM_BUILD_ROOT
 - upgraded to 2.3.0 final.
 	- some new ids
 	- bugfixes
-* Wed Nov 15 2006 meissner@suse.de
+* Tue Nov 14 2006 meissner@suse.de
 - Some new ids added.
 - fixed broken canon driver (GP_LOG does not exist).
 - Fixed && -> &
@@ -575,7 +585,7 @@ rm -rf $RPM_BUILD_ROOT
   - Fixes and new ids in Canon driver
   - Make pdc640 driver recognize cameras at all.
   - Fixes for soundvision driver, new camera model.
-* Mon Aug 11 2003 meissner@suse.de
+* Sun Aug 10 2003 meissner@suse.de
 - Updated to 2.1.2 release.
 * Mon Jun 16 2003 meissner@suse.de
 - updated to 2.1.2 rc3 level (called dev11).