diff --git a/cracklib.changes b/cracklib.changes
index e349b9d..3914e0e 100644
--- a/cracklib.changes
+++ b/cracklib.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Oct 30 12:34:56 CET 2008 - olh@suse.de
+
+- obsolete old -XXbit packages (bnc#437293)
+
 -------------------------------------------------------------------
 Mon Sep  1 17:21:20 CEST 2008 - mc@suse.de
 
diff --git a/cracklib.spec b/cracklib.spec
index 320d41b..50e8396 100644
--- a/cracklib.spec
+++ b/cracklib.spec
@@ -24,8 +24,16 @@ Url:            http://sourceforge.net/projects/cracklib
 License:        Artistic License
 Group:          System/Libraries
 AutoReqProv:    on
+# bug437293
+%ifarch ppc64
+Obsoletes:      cracklib-64bit
+%endif
+%ifarch  %ix86 ppc
+Obsoletes:      cracklib-32bit
+%endif
+#
 Version:        2.8.12
-Release:        46
+Release:        52
 Requires:       cracklib-dict
 Summary:        Full Dictionary for cracklib
 Source:         http://prdownloads.sourceforge.net/cracklib/cracklib-%{version}.tar.bz2
@@ -155,6 +163,8 @@ ln -sf %{_datadir}/cracklib/pw_dict.pwi $RPM_BUILD_ROOT/usr/lib/cracklib_dict.pw
 %{_datadir}/cracklib/pw_dict.pwi
 
 %changelog
+* Thu Oct 30 2008 olh@suse.de
+- obsolete old -XXbit packages (bnc#437293)
 * Mon Sep 01 2008 mc@suse.de
 - do not zip the dict by default. A check takes too long.
   The support for zip'ed dicts is still available