diff --git a/neutron/agent/common/ovs_lib.py b/neutron/agent/common/ovs_lib.py
index 3d0ce1cca84..98f8535d964 100644
--- a/neutron/agent/common/ovs_lib.py
+++ b/neutron/agent/common/ovs_lib.py
@@ -508,6 +508,7 @@ class OVSBridge(BaseOVS):
         options['local_ip'] = local_ip
         options['in_key'] = 'flow'
         options['out_key'] = 'flow'
+        options['egress_pkt_mark'] = '0'
         if tunnel_csum:
             options['csum'] = str(tunnel_csum).lower()
         if tos: