diff --git a/README.md b/README.md
index 0dbcf35..a01bced 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,7 @@ pip install -r ./requirements.txt -U # 安装OpenCV Webcam脚本
 - 第二步：执行pip指令
 
 ```shell 
-pip install opencv-webcam-script==0.3.0
+pip install opencv-webcam-script==0.4.0
 ```
 
 - 第三步：编写python程序