diff --git a/README.md b/README.md
index 2adefc0..ca4ee51 100755
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ It is composed of the client and the server. You can access any of your terminal
 
 `Keep Watching for More Actions on This Space`
 
-![](https://github.com/zhaojh329/rtty/blob/master/rtty.png)
+![](https://github.com/zhaojh329/rtty/blob/master/rtty.svg)
 
 # Dependencies for Server side
 * [python3](https://www.python.org)
diff --git a/README_ZH.md b/README_ZH.md
index 68f1ca2..7f317a2 100755
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -14,7 +14,7 @@ rtty可以根据你指定的MAC地址分享你的设备的Shell。
 
 `请保持关注以获取最新的项目动态`
 
-![](https://github.com/zhaojh329/rtty/blob/master/rtty.png)
+![](https://github.com/zhaojh329/rtty/blob/master/rtty.svg)
 
 # 服务端依赖
 * [python3](https://www.python.org)
diff --git a/rtty.png b/rtty.png
deleted file mode 100755
index 131a306..0000000
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diff --git a/rtty.svg b/rtty.svg
new file mode 100755
index 0000000..83b0462
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