diff --git a/index.json b/index.json
index 8a9084a7e74ba4f55be2aaa26f4ba0dfe4711e33..ea34d101a5f16af36c1ca2a6598912a89e38d590 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/676ff01020bd420f83b16531735d6fd0.png#pic_center",
+            "index_image": "https://i-blog.csdnimg.cn/direct/fefbdf5c138845809cfc9e33d89411bc.png#pic_center",
 	        "size": "1061*1500px",
             "index_video": "",
             "original_price": "48.0",