diff --git a/opensm.spec b/opensm.spec
index 91eecdf..7dbc006 100644
--- a/opensm.spec
+++ b/opensm.spec
@@ -2,7 +2,7 @@
 
 Name:    opensm
 Version: 3.3.20
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary: OpenIB InfiniBand Subnet Manager and management utilities
 Group:   System Environment/Daemons
 License: GPLv2 or BSD
@@ -27,7 +27,7 @@ Requires(post): systemd
 Requires(preun): systemd
 Requires(postun): systemd
 # RDMA is not currently built on 32-bit ARM: #1484155
-ExcludeArch: s390 s390x %{arm}
+ExcludeArch: s390 %{arm}
 
 %description
 OpenSM is the OpenIB project's Subnet Manager for Infiniband networks.
@@ -131,6 +131,9 @@ fi
 %{_libdir}/lib*.a
 
 %changelog
+* Mon Aug 28 2017 Honggang Li <honli@redhat.com> - 3.3.20-6
+- Add support for s309x
+
 * Sat Aug 26 2017 Honggang Li <honli@redhat.com> - 3.3.20-5
 - Disable support for ARM32.
 - Resolves: bz1484155