diff --git a/README.rst b/README.rst
index 2ef3f49..db33797 100644
--- a/README.rst
+++ b/README.rst
@@ -1509,6 +1509,7 @@
       gateway:
         of_connect_timeout: 60
         of_request_timeout: 30
+        of_inactivity_probe: 30
         ovs_vsctl_timeout: 30  # Pike
         ovsdb_timeout: 30  # Queens and beyond
         bridge_mac_table_size: 100000