diff --git a/explore/index.yml b/explore/index.yml
index 03e4ede12ce9f7f3934f229a8c07d38a734581c0..76dcee82c44dd4c0ec824659a2836a1e17e619cb 100644
--- a/explore/index.yml
+++ b/explore/index.yml
@@ -1,6 +1,6 @@
 banner:
-- link: /courses/detail/1/l 
-  url: https://codechina.csdn.net/codechina/operation-work/uploads/3d1c29bc9e4003473c6f746c075722cb/Git%E5%9F%BA%E7%A1%80%E5%85%A5%E9%97%A8.jpg
+- link: https://1024.csdn.net/?utm_source=codechina
+  url: https://codechina.csdn.net/codechina/operation-work/uploads/cf7e9a1c7d386af3d63f6f5e8552ea3c/codechina.jpg
 groups:
 - csdn
 - codechina