diff --git a/README.md b/README.md
index 8c0c76b67..640d12da0 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ Res2Net200_vd预训练模型Top-1精度高达85.1%。
 * 您可以扫描下面的微信群二维码， 加入PaddleClas 微信交流群。获得更高效的问题答疑，与各行各业开发者充分交流，期待您的加入。
 
 <div align="center">
-<img src="./docs/images/wx_group.png"  width = "200" />
+<img src="./docs/images/wx_group.jpeg"  width = "200" />
 </div>
 
 ## 快速体验
diff --git a/README_en.md b/README_en.md
index 8815bb6d4..bc6155268 100644
--- a/README_en.md
+++ b/README_en.md
@@ -46,7 +46,7 @@ Four sample solutions are provided, including product recognition, vehicle recog
 * You can also scan the QR code below to join the PaddleClas WeChat group to get more efficient answers to your questions and to communicate with developers from all walks of life. We look forward to hearing from you.
 
 <div align="center">
-<img src="./docs/images/wx_group.png"  width = "200" />
+<img src="./docs/images/wx_group.jpeg"  width = "200" />
 </div>
 
 ## Quick Start 
diff --git a/docs/images/wx_group.jpeg b/docs/images/wx_group.jpeg
new file mode 100644
index 000000000..a898ecd0b
Binary files /dev/null and b/docs/images/wx_group.jpeg differ