diff --git a/openstack-helm/centos/openstack-helm.spec b/openstack-helm/centos/openstack-helm.spec
index 5f65b255..01224b47 100644
--- a/openstack-helm/centos/openstack-helm.spec
+++ b/openstack-helm/centos/openstack-helm.spec
@@ -39,6 +39,7 @@ Patch17: 0017-Cinder-support-multiple-ceph-volume-backends.patch
 Patch18: 0018-Nova-add-service-token.patch
 Patch19: 0019-Add-TLS-support-for-Aodh-and-Panko-public-endpoints.patch
 Patch20: 0020-Change-cinder-bootstrap-script.patch
+Patch21: 0021-Add-config-network-item-for-novncproxy.patch
 
 BuildRequires: helm
 BuildRequires: openstack-helm-infra
@@ -69,6 +70,7 @@ Openstack Helm charts
 %patch18 -p1
 %patch19 -p1
 %patch20 -p1
+%patch21 -p1
 
 %build
 # initialize helm and build the toolkit
diff --git a/openstack-helm/files/0021-Add-config-network-item-for-novncproxy.patch b/openstack-helm/files/0021-Add-config-network-item-for-novncproxy.patch
new file mode 100644
index 00000000..ff4a7194
--- /dev/null
+++ b/openstack-helm/files/0021-Add-config-network-item-for-novncproxy.patch
@@ -0,0 +1,42 @@
+From 6fba31f6ba8627c7314a46f5b54d59fd17858848 Mon Sep 17 00:00:00 2001
+From: zhipengl <zhipengs.liu@intel.com>
+Date: Wed, 4 Sep 2019 13:24:12 +0800
+Subject: [PATCH] Patch21: 0021-Add-config-network-item-for-novncproxy.patch
+
+Signed-off-by: zhipengl <zhipengs.liu@intel.com>
+---
+ nova/templates/deployment-novncproxy.yaml | 2 ++
+ nova/values.yaml                          | 2 ++
+ 2 files changed, 4 insertions(+)
+
+diff --git a/nova/templates/deployment-novncproxy.yaml b/nova/templates/deployment-novncproxy.yaml
+index 2611ba8..1eebcfd 100644
+--- a/nova/templates/deployment-novncproxy.yaml
++++ b/nova/templates/deployment-novncproxy.yaml
+@@ -52,8 +52,10 @@ spec:
+ {{ tuple $envAll "nova" "novnc-proxy" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
+       nodeSelector:
+         {{ .Values.labels.novncproxy.node_selector_key }}: {{ .Values.labels.novncproxy.node_selector_value }}
++{{- if .Values.pod.useHostNetwork.novncproxy }}
+       hostNetwork: true
+       dnsPolicy: ClusterFirstWithHostNet
++{{- end }}
+       initContainers:
+ {{ tuple $envAll "novncproxy" $mounts_nova_novncproxy_init | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
+         - name: nova-novncproxy-init
+diff --git a/nova/values.yaml b/nova/values.yaml
+index ee00591..db86621 100644
+--- a/nova/values.yaml
++++ b/nova/values.yaml
+@@ -2050,6 +2050,8 @@ pod:
+       nova_spiceproxy:
+         volumeMounts:
+         volumes:
++  useHostNetwork:
++    novncproxy: true
+   replicas:
+     api_metadata: 1
+     compute_ironic: 1
+-- 
+1.8.3.1
+
diff --git a/stx-openstack-helm/stx-openstack-helm/manifests/manifest.yaml b/stx-openstack-helm/stx-openstack-helm/manifests/manifest.yaml
index 54bf3807..3b988b02 100644
--- a/stx-openstack-helm/stx-openstack-helm/manifests/manifest.yaml
+++ b/stx-openstack-helm/stx-openstack-helm/manifests/manifest.yaml
@@ -952,6 +952,8 @@ data:
       # here.
       mandatory_access_control:
         type: null
+      useHostNetwork:
+        novncproxy: false
       replicas:
         api_metadata: 1
         osapi: 1
@@ -1009,7 +1011,6 @@ data:
           # declared down during controller swacts, reboots, etc...
           service_down_time: 90
           long_rpc_timeout: 400
-
         libvirt:
           cpu_mode: host-model
           live_migration_completion_timeout: 180