diff --git a/openvswitch/Chart.yaml b/openvswitch/Chart.yaml
index d7733a43b..9b85ed7e4 100644
--- a/openvswitch/Chart.yaml
+++ b/openvswitch/Chart.yaml
@@ -15,7 +15,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm OpenVSwitch
 name: openvswitch
-version: 0.1.17
+version: 0.1.18
 home: http://openvswitch.org
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Neutron/OpenStack_Project_Neutron_vertical.png
 sources:
diff --git a/openvswitch/templates/bin/_openvswitch-vswitchd.sh.tpl b/openvswitch/templates/bin/_openvswitch-vswitchd.sh.tpl
index bd539f39d..f3776b4ab 100644
--- a/openvswitch/templates/bin/_openvswitch-vswitchd.sh.tpl
+++ b/openvswitch/templates/bin/_openvswitch-vswitchd.sh.tpl
@@ -147,6 +147,11 @@ function poststart () {
       sleep 1
   done
   chown {{ .Values.pod.user.nova.uid }}.{{ .Values.pod.user.nova.uid }} ${OVS_CTL}
+
+{{- if .Values.conf.poststart.extraCommand }}
+{{ .Values.conf.poststart.extraCommand | indent 2 }}
+{{- end }}
+
 }
 
 $COMMAND
diff --git a/openvswitch/values.yaml b/openvswitch/values.yaml
index 68e9b42a8..f967c753e 100644
--- a/openvswitch/values.yaml
+++ b/openvswitch/values.yaml
@@ -211,6 +211,7 @@ conf:
   poststart:
     timeout: 5
     rootUser: "root"
+    extraCommand: null
   openvswitch_db_server:
     ptcp_port: null
   ovs_other_config:
diff --git a/releasenotes/notes/openvswitch.yaml b/releasenotes/notes/openvswitch.yaml
index c9c2bf097..93a7113f4 100644
--- a/releasenotes/notes/openvswitch.yaml
+++ b/releasenotes/notes/openvswitch.yaml
@@ -18,4 +18,5 @@ openvswitch:
   - 0.1.15 Add buffer before accesses ovs controller pid socket
   - 0.1.16 Restore ServiceAccount to openvswitch pod
   - 0.1.17 Add buffer to wait for potential new CTL file before running chown
+  - 0.1.18 Add value for extra poststart command
 ...