diff --git a/efax.spec b/efax.spec
index dfae461..c5c85a6 100644
--- a/efax.spec
+++ b/efax.spec
@@ -1,7 +1,7 @@
 Summary: A program for faxing using a Class 1, 2 or 2.0 fax modem.
 Name: efax
 Version: 0.9
-Release: 16
+Release: 18
 License: GPL
 Group: Applications/Communications
 Source: http://metalab.unc.edu/pub/Linux/apps/serialcomm/fax/%{name}-%{version}.tar.gz
@@ -10,6 +10,7 @@ Patch1: efax-0.9-numlines.patch
 Patch2: efax08a-time.patch
 Patch3: efax-0.9-manpage.patch
 Patch5: efax-0.9-nullptr.patch
+ExcludeArch: s390 s390x
 BuildRoot: %{_tmppath}/%{name}-root
 Requires: make
 Url: http://www.cce.com/efax/
@@ -53,6 +54,12 @@ rm -rf %{buildroot}
 %dir %{_localstatedir}/log/fax
 
 %changelog
+* Wed Jan 22 2003 Tim Powers <timp@redhat.com>
+- rebuilt
+
+* Wed Nov 20 2002 Florian La Roche <Florian.LaRoche@redhat.de>
+- do not build on mainframe
+
 * Wed Aug  7 2002 Than Ngo <than@redhat.com> 0.9-16
 - Fixed a bug in manpage (bug #70935)