diff --git a/index.json b/index.json
index 9617a799d0f6ddde9b00b3d185f821df0bf32449..08a6d66f4047e01027e8ce5145eb6e1c03830a25 100644
--- a/index.json
+++ b/index.json
@@ -8,7 +8,7 @@
             "ref": "master",
             "detail": "detail.json",
             "chapters": "chapters.json",
-            "index_image": "https://i-blog.csdnimg.cn/direct/713231bf82344a168218587c9b173174.png#pic_center",
+            "index_image": "https://i-blog.csdnimg.cn/direct/ed4aefd48d6c4f74a15f8bf4bd947a7c.png#pic_center",
 	        "size": "1061*1500px",
             "index_video": "",
             "original_price": "48.0",