diff --git a/README.md b/README.md
index a6ad857..bee3050 100644
--- a/README.md
+++ b/README.md
@@ -61,8 +61,8 @@ ssh
   
 - 微信群
 
-  <img src="screenshot/wx1.jpg" width="300"  height="auto"/>
+  <img src="screenshot/wx1.png" width="300"  height="auto"/>
   
 - 微信号（如果群失效，请添加微信，备注"加入next-terminal交流群"）
 
-  <img src="screenshot/wx2.jpg" width="300"  height="auto"/>
\ No newline at end of file
+  <img src="screenshot/wx2.png" width="300"  height="auto"/>
\ No newline at end of file