diff --git a/openvswitch-dpdk.changes b/openvswitch-dpdk.changes
index 4611a16..dae9376 100644
--- a/openvswitch-dpdk.changes
+++ b/openvswitch-dpdk.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Nov 21 11:53:00 UTC 2016 - mchandras@suse.de
+
+- Do not restart the openvswitch service after a package update.
+  Restarting the systemd service may break connectivity so let the
+  user decide when it is the best time for such an action.
+
 -------------------------------------------------------------------
 Thu Nov  3 10:48:32 UTC 2016 - mchandras@suse.de
 
diff --git a/openvswitch-dpdk.spec b/openvswitch-dpdk.spec
index de40c71..7936271 100644
--- a/openvswitch-dpdk.spec
+++ b/openvswitch-dpdk.spec
@@ -375,6 +375,14 @@ rm -rf %{buildroot}%{py_sitedir}
 %postun switch
 %service_del_postun ovsdb-server.service
 %service_del_postun ovs-vswitchd.service
+# Do not restart the openvswitch service on package updates.
+# Restarting the service may break the existing network state.
+# For example, openflow rules are not automatically re-installed
+# after an OvS update if no SDN controller is used. Moreover, restaring
+# the OvS can break remote administration during the update so let the
+# admin decide when it's the best time for an OvS restart.
+# 5771f476573445710834234a6a9f7bd999a027e7 ("fedora: do not restart the service on a pkg upgrade")
+export DISABLE_RESTART_ON_UPDATE=yes
 %service_del_postun openvswitch.service
 
 %pre ovn
diff --git a/openvswitch.changes b/openvswitch.changes
index 4611a16..dae9376 100644
--- a/openvswitch.changes
+++ b/openvswitch.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Nov 21 11:53:00 UTC 2016 - mchandras@suse.de
+
+- Do not restart the openvswitch service after a package update.
+  Restarting the systemd service may break connectivity so let the
+  user decide when it is the best time for such an action.
+
 -------------------------------------------------------------------
 Thu Nov  3 10:48:32 UTC 2016 - mchandras@suse.de
 
diff --git a/openvswitch.spec b/openvswitch.spec
index 5b22018..89a1e27 100644
--- a/openvswitch.spec
+++ b/openvswitch.spec
@@ -373,6 +373,14 @@ rm -rf %{buildroot}%{py_sitedir}
 %postun switch
 %service_del_postun ovsdb-server.service
 %service_del_postun ovs-vswitchd.service
+# Do not restart the openvswitch service on package updates.
+# Restarting the service may break the existing network state.
+# For example, openflow rules are not automatically re-installed
+# after an OvS update if no SDN controller is used. Moreover, restaring
+# the OvS can break remote administration during the update so let the
+# admin decide when it's the best time for an OvS restart.
+# 5771f476573445710834234a6a9f7bd999a027e7 ("fedora: do not restart the service on a pkg upgrade")
+export DISABLE_RESTART_ON_UPDATE=yes
 %service_del_postun openvswitch.service
 
 %pre ovn