diff --git a/Dockerfile b/Dockerfile
index 9e585ca..cd2e301 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:7.4.26-cli-alpine3.15
+FROM php:7.4.26-cli-alpine
 LABEL Maintainer="ShaoBo Wan (Tinywan) <756684177@qq.com>" \
       Description="Webman Lightweight container with PHP 7.4 based on Alpine Linux."
 
diff --git a/README.md b/README.md
index 53e871d..56275fd 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 ## Build
 
 ```
-docker build -t tinywan/docker-php-webman:7.4.27 .
+docker build -t tinywan/docker-php-webman:7.4.26 .
 ```
 ## Usage
 
@@ -15,16 +15,20 @@ Start the Docker container:
 ### Linux
 
 ```
-docker run --rm -it -p 8088:8787 -v /home/www/webman:/app tinywan/docker-php-webman:7.4.27
+docker run --rm -it -p 8088:8787 -v /home/www/webman:/app tinywan/docker-php-webman:7.4.26
 ```
 
 ### Windows
 
 ```
-docker run --rm -it -p 8088:8787 -v e:/dnmp/www/webman:/app tinywan/docker-php-webman:7.4.27
+docker run --rm -it -p 8088:8787 -v e:/dnmp/www/webman:/app tinywan/docker-php-webman:7.4.26
+```
+## Extensions
+
 ```
 
-## Docker 
+```
+## Other 
 
 delete all container
 ```