diff --git a/README.md b/README.md
index d9ca5a2..7337e56 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 `kubeasz`致力于提供快速部署高可用`k8s`集群的工具, 同时也努力成为`k8s`实践、使用的参考书；基于二进制方式部署和利用`ansible-playbook`实现自动化；既提供一键安装脚本, 也可以根据[指南](docs/setup/00-planning_and_overall_intro.md)分步执行安装各个组件。
 
-- **集群特性** `TLS`双向认证、`RBAC`授权、[多Master高可用](docs/setup/00-planning_and_overall_intro.md#HA architecture)、支持`Network Policy`、备份恢复
+- **集群特性** `TLS`双向认证、`RBAC`授权、[多Master高可用](docs/setup/00-planning_and_overall_intro.md#ha-architecture)、支持`Network Policy`、备份恢复
 - **集群版本** kubernetes v1.8, v1.9, v1.10, v1.11, v1.12, v1.13, v1.14
 - **操作系统** Ubuntu 16.04+, CentOS/RedHat 7
 - **运行时** docker 17.03.x-ce, 18.06.x-ce, 18.09.x, [containerd](docs/guide/containerd.md) 1.2.6
diff --git a/roles/calico/defaults/main.yml b/roles/calico/defaults/main.yml
index 85383cf..6209d4a 100644
--- a/roles/calico/defaults/main.yml
+++ b/roles/calico/defaults/main.yml
@@ -19,7 +19,7 @@ FELIX_LOG_LVL: "warning"
 IP_AUTODETECTION_METHOD: "can-reach={{ groups.deploy[0] }}"
 
 # 更新支持calico 版本: [v3.2.x] [v3.3.x] [v3.4.x]
-calico_ver: "v3.4.3"
+calico_ver: "v3.4.4"
 
 # calico 主版本
 calico_ver_main: "{{ calico_ver.split('.')[0] }}.{{ calico_ver.split('.')[1] }}"