diff --git a/README.md b/README.md
index 5b2fa217aff..e622a68a64c 100644
--- a/README.md
+++ b/README.md
@@ -129,7 +129,7 @@ Note: Upstart/SysV init based OS types are not supported.
   - [contiv](https://github.com/contiv/install) v1.2.1
   - [flanneld](https://github.com/coreos/flannel) v0.12.0
   - [kube-ovn](https://github.com/alauda/kube-ovn) v1.3.0
-  - [kube-router](https://github.com/cloudnativelabs/kube-router) v1.0.1
+  - [kube-router](https://github.com/cloudnativelabs/kube-router) v1.1.0
   - [multus](https://github.com/intel/multus-cni) v3.6.0
   - [ovn4nfv](https://github.com/opnfv/ovn4nfv-k8s-plugin) v1.1.0
   - [weave](https://github.com/weaveworks/weave) v2.7.0
diff --git a/roles/download/defaults/main.yml b/roles/download/defaults/main.yml
index 8f032618613..d5c1246dfec 100644
--- a/roles/download/defaults/main.yml
+++ b/roles/download/defaults/main.yml
@@ -81,7 +81,7 @@ pod_infra_version: "3.3"
 contiv_version: 1.2.1
 cilium_version: "v1.8.4"
 kube_ovn_version: "v1.3.0"
-kube_router_version: "v1.0.1"
+kube_router_version: "v1.1.0"
 multus_version: "v3.6"
 ovn4nfv_ovn_image_version: "v1.0.0"
 ovn4nfv_k8s_plugin_image_version: "v1.1.0"
diff --git a/roles/network_plugin/kube-router/templates/kube-router.yml.j2 b/roles/network_plugin/kube-router/templates/kube-router.yml.j2
index db6c31bed04..6e3f0ae4a80 100644
--- a/roles/network_plugin/kube-router/templates/kube-router.yml.j2
+++ b/roles/network_plugin/kube-router/templates/kube-router.yml.j2
@@ -28,7 +28,7 @@ spec:
         prometheus.io/scrape: "true"
 {% endif %}
     spec:
-      priorityClassName: system-cluster-critical
+      priorityClassName: system-node-critical
       serviceAccountName: kube-router
       containers:
       - name: kube-router