diff --git a/_config.butterfly.yml b/_config.butterfly.yml
index 56d8e286..c7043bfa 100644
--- a/_config.butterfly.yml
+++ b/_config.butterfly.yml
@@ -97,7 +97,7 @@ avatar:
 disable_top_img: false
 
 # The banner image of home page 首页的横幅图像
-index_img: /img/朋克阳台.png
+index_img: https://imgs-1302910354.cos.ap-shanghai.myqcloud.com/images/%E6%9C%8B%E5%85%8B%E9%98%B3%E5%8F%B0.png
 
 # If the banner of page not setting, it will show the top_img
 # 如果页面的横幅没有设置，它将显示top_img
diff --git a/themes/butterfly/source/img/朋克阳台.png b/themes/butterfly/source/img/朋克阳台.png
deleted file mode 100644
index b333510a..00000000
Binary files a/themes/butterfly/source/img/朋克阳台.png and /dev/null differ