diff --git a/README.md b/README.md
index 9d8691e59..0c1cd5d53 100644
--- a/README.md
+++ b/README.md
@@ -149,7 +149,7 @@ Note: Upstart/SysV init based OS types are not supported.
   - [calico](https://github.com/projectcalico/calico) v3.24.5
   - [canal](https://github.com/projectcalico/canal) (given calico/flannel versions)
   - [cilium](https://github.com/cilium/cilium) v1.12.1
-  - [flannel](https://github.com/flannel-io/flannel) v0.19.2
+  - [flannel](https://github.com/flannel-io/flannel) v0.20.1
   - [kube-ovn](https://github.com/alauda/kube-ovn) v1.10.7
   - [kube-router](https://github.com/cloudnativelabs/kube-router) v1.5.1
   - [multus](https://github.com/intel/multus-cni) v3.8
diff --git a/roles/download/defaults/main.yml b/roles/download/defaults/main.yml
index 3075abedc..46023bae3 100644
--- a/roles/download/defaults/main.yml
+++ b/roles/download/defaults/main.yml
@@ -110,8 +110,8 @@ calico_apiserver_version: "{{ calico_version }}"
 typha_enabled: false
 calico_apiserver_enabled: false
 
-flannel_version: "v0.19.2"
-flannel_cni_version: "v1.1.0"
+flannel_version: "v0.20.1"
+flannel_cni_version: "v1.2.0"
 cni_version: "v1.1.1"
 weave_version: 2.8.1
 pod_infra_version: "3.7"
@@ -994,9 +994,9 @@ kube_proxy_image_repo: "{{ kube_image_repo }}/kube-proxy"
 etcd_image_repo: "{{ quay_image_repo }}/coreos/etcd"
 etcd_image_tag: "{{ etcd_version }}"
 flannel_image_repo: "{{ docker_image_repo }}/flannelcni/flannel"
-flannel_image_tag: "{{ flannel_version }}-{{ image_arch }}"
+flannel_image_tag: "{{ flannel_version }}"
 flannel_init_image_repo: "{{ docker_image_repo }}/flannelcni/flannel-cni-plugin"
-flannel_init_image_tag: "{{ flannel_cni_version }}-{{ image_arch }}"
+flannel_init_image_tag: "{{ flannel_cni_version }}"
 calico_node_image_repo: "{{ quay_image_repo }}/calico/node"
 calico_node_image_tag: "{{ calico_version }}"
 calico_cni_image_repo: "{{ quay_image_repo }}/calico/cni"
diff --git a/roles/network_plugin/flannel/templates/cni-flannel.yml.j2 b/roles/network_plugin/flannel/templates/cni-flannel.yml.j2
index 607d22567..9c36d01ba 100644
--- a/roles/network_plugin/flannel/templates/cni-flannel.yml.j2
+++ b/roles/network_plugin/flannel/templates/cni-flannel.yml.j2
@@ -72,7 +72,7 @@ spec:
       serviceAccountName: flannel
       containers:
       - name: kube-flannel
-        image: {{ flannel_image_repo }}:{{ flannel_image_tag | regex_replace(image_arch,'') }}{{ arch }}
+        image: {{ flannel_image_repo }}:{{ flannel_image_tag }}
         imagePullPolicy: {{ k8s_image_pull_policy }}
         resources:
           limits:
@@ -119,7 +119,7 @@ spec:
                       - {{ arch }}
       initContainers:
       - name: install-cni-plugin
-        image: {{ flannel_init_image_repo }}:{{ flannel_init_image_tag | regex_replace(image_arch,'') }}{{ arch }}
+        image: {{ flannel_init_image_repo }}:{{ flannel_init_image_tag }}
         command:
         - cp
         args:
@@ -130,7 +130,7 @@ spec:
         - name: cni-plugin
           mountPath: /opt/cni/bin
       - name: install-cni
-        image: {{ flannel_image_repo }}:{{ flannel_image_tag | regex_replace(image_arch,'') }}{{ arch }}
+        image: {{ flannel_image_repo }}:{{ flannel_image_tag }}
         command:
         - cp
         args: