diff --git a/ansible.hosts.ha.publicnetwork.tpl b/ansible.hosts.ha.publicnetwork.tpl
index 64eda03..7e473c9 100644
--- a/ansible.hosts.ha.publicnetwork.tpl
+++ b/ansible.hosts.ha.publicnetwork.tpl
@@ -39,7 +39,7 @@ kubeadm_registry_repo="registry.cn-hangzhou.aliyuncs.com"
 coredns_image_repo="{{registry_repo}}/coredns"
 coredns_image_tag="1.8.0"
 flannel_image_repo="quay.io"
-flannel_image_tag="v0.14.0"
+flannel_image_tag="v0.15.1"
 
 # subnet
 service_subnet=10.96.0.0/12
diff --git a/ansible.hosts.ha.tpl b/ansible.hosts.ha.tpl
index 6c5564d..48ed479 100644
--- a/ansible.hosts.ha.tpl
+++ b/ansible.hosts.ha.tpl
@@ -39,7 +39,7 @@ kubeadm_registry_repo="registry.cn-hangzhou.aliyuncs.com"
 coredns_image_repo="{{registry_repo}}/coredns"
 coredns_image_tag="1.8.0"
 flannel_image_repo="quay.io"
-flannel_image_tag="v0.14.0"
+flannel_image_tag="v0.15.1"
 
 # subnet
 service_subnet=10.96.0.0/12
diff --git a/ansible.hosts.ha.vip.tpl b/ansible.hosts.ha.vip.tpl
index f962d71..a274caa 100644
--- a/ansible.hosts.ha.vip.tpl
+++ b/ansible.hosts.ha.vip.tpl
@@ -32,7 +32,7 @@ kubeadm_registry_repo="registry.cn-hangzhou.aliyuncs.com"
 coredns_image_repo="{{registry_repo}}/coredns"
 coredns_image_tag="1.8.6"
 flannel_image_repo="quay.io"
-flannel_image_tag="v0.14.0"
+flannel_image_tag="v0.15.1"
 
 # subnet
 service_subnet=10.96.0.0/12
diff --git a/ansible.hosts.tpl b/ansible.hosts.tpl
index f1ff7f7..a855387 100644
--- a/ansible.hosts.tpl
+++ b/ansible.hosts.tpl
@@ -40,7 +40,7 @@ kubeadm_registry_repo="{{registry_domain}}"
 coredns_image_repo="docker.io/coredns"
 coredns_image_tag="1.8.0"
 flannel_image_repo="quay.io"
-flannel_image_tag="v0.14.0"
+flannel_image_tag="v0.15.1"
 
 # subnet
 service_subnet=10.96.0.0/12