diff --git a/README.md b/README.md
index 509a5972588..4b6f28f0197 100644
--- a/README.md
+++ b/README.md
@@ -82,8 +82,8 @@ Install a kubernetes cluster
 
 ```shell script
 #install Sealer binaries
-wget https://github.com/alibaba/sealer/releases/download/v0.2.0/sealer-v0.2.0-linux-amd64.tar.gz && \
-tar zxvf sealer-v0.2.0-linux-amd64.tar.gz && mv sealer /usr/bin
+wget https://github.com/alibaba/sealer/releases/download/v0.2.1/sealer-v0.2.1-linux-amd64.tar.gz && \
+tar zxvf sealer-v0.2.1-linux-amd64.tar.gz && mv sealer /usr/bin
 #run a kubernetes cluster 
 sealer run kubernetes:v1.19.9 --masters 192.168.0.2 --passwd xxx
 ```
diff --git a/docs/README_zh.md b/docs/README_zh.md
index ef9fff8bbf8..ae52828b0c5 100644
--- a/docs/README_zh.md
+++ b/docs/README_zh.md
@@ -13,8 +13,8 @@ Docker可以把一个操作系统的rootfs+应用 build成一个容器镜像，s
 
 ```shell script
 #安装sealer
-wget https://github.com/alibaba/sealer/releases/download/v0.2.0/sealer-v0.2.0-linux-amd64.tar.gz && \
-tar zxvf sealer-v0.2.0-linux-amd64.tar.gz && mv sealer /usr/bin
+wget https://github.com/alibaba/sealer/releases/download/v0.2.1/sealer-v0.2.1-linux-amd64.tar.gz && \
+tar zxvf sealer-v0.2.1-linux-amd64.tar.gz && mv sealer /usr/bin
 #运行集群
 sealer run kubernetes:v1.19.9 # 在公有云上运行一个kubernetes集群
 sealer run kubernetes:v1.19.9 --masters 3 --nodes 3 # 在公有云上运行指定数量节点的kuberentes集群
diff --git a/release_note.md b/release_note.md
index 8c72a0a776f..6c85e37abad 100644
--- a/release_note.md
+++ b/release_note.md
@@ -1,7 +1,9 @@
 ## release note
 
-### v0.2.0
+### v0.2.1
 
+- [x] fix run can't init cluster
+- [x] add calico ipip config
 - [x] support tag and rmi sealer image with id
 - [x] support sealer join masters and nodes
 - [x] add pre post check
diff --git a/test/README.md b/test/README.md
index 717ba3d3642..db400b8cb45 100644
--- a/test/README.md
+++ b/test/README.md
@@ -21,8 +21,8 @@ To install Sealer and prepare the test environment:
 
 ```console
 #install Sealer binaries
-wget https://github.com/alibaba/sealer/releases/download/v0.2.0/sealer-v0.2.0-linux-amd64.tar.gz && \
-tar zxvf sealer-v0.2.0-linux-amd64.tar.gz && mv sealer /usr/bin
+wget https://github.com/alibaba/sealer/releases/download/v0.2.1/sealer-v0.2.1-linux-amd64.tar.gz && \
+tar zxvf sealer-v0.2.1-linux-amd64.tar.gz && mv sealer /usr/bin
 
 #prepare test environment
 export ACCESSKEYID={your AK}