diff --git a/README.md b/README.md
index 15b36c1..41885d6 100644
--- a/README.md
+++ b/README.md
@@ -217,19 +217,13 @@ kubectl delete -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/mas
 
 ##### 通过 brew 安装
 
-brew 安装的版本可能会和 helm server 不兼容, 如果在后续使用 helm 安装组件的过程中出现以下错误，可以 `通过二进制包安装` 对应的版本
-
-```
-$ helm install install/kubernetes/helm/istio-init --name istio-init --namespace istio-system
-Error: incompatible versions client[v2.13.1] server[v2.12.2]
-```
 
 ```shell
 # Use homebrew on Mac
 brew install kubernetes-helm
 
 # Install Tiller into your Kubernetes cluster
-helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.14.3 --skip-refresh
+helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.15.1 --skip-refresh
 
 # Change helm repo
 helm repo add stable http://mirror.azure.cn/kubernetes/charts-incubator/
@@ -238,6 +232,13 @@ helm repo add stable http://mirror.azure.cn/kubernetes/charts-incubator/
 helm repo update
 ```
 
+注：brew 安装的版本可能会和 helm server 不兼容, 如果在后续使用 helm 安装组件的过程中出现以下错误，可以 `通过二进制包安装` 对应的版本
+
+```
+$ helm install install/kubernetes/helm/istio-init --name istio-init --namespace istio-system
+Error: incompatible versions client[v2.13.1] server[v2.12.2]
+```
+
 ##### 通过二进制包安装
 
 ```
@@ -246,7 +247,7 @@ helm repo update
 
 # Unpack
 
-tar -zxvf helm-v2.0.0-linux-amd64.tgz
+tar -zxvf helm-v2.15.1-linux-amd64.tgz
 
 # Move it to its desired destination
 
@@ -264,7 +265,7 @@ mv darwin-amd64/helm /usr/local/bin/helm
 choco install kubernetes-helm
 
 # Install Tiller into your Kubernetes cluster
-helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.14.1 --skip-refresh
+helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.15.1 --skip-refresh
 
 # Change helm repo
 helm repo add stable http://mirror.azure.cn/kubernetes/charts-incubator/
@@ -300,7 +301,7 @@ export PATH=$PWD/bin:$PATH
 
 ```shell
 # 安装 istio-init chart 安装所有的 Istio CRD
-helm install install/kubernetes/helm/istio-init --name istio-init --namespace istio-system
+  helm install install/kubernetes/helm/istio-init --name istio-init --namespace istio-system
 
 # 验证下安装的 Istio CRD 个数, 应该安装23个CRD
 kubectl get crds | grep 'istio.io\|certmanager.k8s.io' | wc -l
diff --git a/README_en.md b/README_en.md
index 6f24451..388fa8b 100644
--- a/README_en.md
+++ b/README_en.md
@@ -4,8 +4,8 @@
 
 NOTE: 
 
-* The master branch is tested with Docker Desktop for Mac/Windows version 2.1.4.x (with Docker CE 19.03.3 and Kubernetes 1.15.4). 
-  * If you want to use 2.1.3.x (with Docker CE 19.03.2 and Kubernetes 1.14.6), please use the v1.14.6 ```git checkout v1.14.6```
+* The master branch is tested with Docker Desktop for Mac/Windows version 2.1.2.x (with Docker CE 19.03.2 and Kubernetes 1.14.6). 
+  * If you want to use 2.1.1.x (with Docker CE 19.03.0 and Kubernetes 1.14.6), please use the v1.14.3 ```git checkout v1.14.6```
   * If you want to use 2.1.1.x (with Docker CE 19.03.0 and Kubernetes 1.14.3), please use the v1.14.3 ```git checkout v1.14.3```
   * If you want to use 2.0.4.x (with Docker CE 19.03.0 and Kubernetes 1.14.1), please use the v1.14.1 ```git checkout v1.14.1```
   * If you want to use v2.0.1.0/v2.0.2.0/v2.0.3.0 (with Docker CE 18.09.1 and Kubernetes 1.13.0), please use the v2.0.1.0 branch ```git checkout v2.0.0.2```
@@ -151,7 +151,7 @@ Install helm following the instruction on https://github.com/helm/helm/blob/mast
 brew install kubernetes-helm
 
 # Install Tiller into your Kubernetes cluster
-helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.14.3 --skip-refresh
+helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.15.1 --skip-refresh
 
 # update charts repo (Optional)
 helm repo update
@@ -165,7 +165,7 @@ helm repo update
 choco install kubernetes-helm
 
 # Install Tiller into your Kubernetes cluster
-helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.14.1 --skip-refresh
+helm init --upgrade -i registry.cn-hangzhou.aliyuncs.com/google_containers/tiller:v2.15.1 --skip-refresh
 
 # update charts repo (Optional)
 helm repo update
@@ -175,11 +175,11 @@ helm repo update
 
 More details can be found in https://istio.io/docs/setup/kubernetes/
 
-Download Istio 1.3.3 and install CLI
+Download Istio 1.2.4 and install CLI
 
 ```bash
-curl -L https://git.io/getLatestIstio | ISTIO_VERSION=1.3.3 sh -
-cd istio-1.3.3/
+curl -L https://git.io/getLatestIstio | ISTIO_VERSION=1.2.4 sh -
+cd istio-1.2.4/
 export PATH=$PWD/bin:$PATH
 ```