diff --git a/adult.json b/adult.json
index 2851c07..51ffb6a 100644
--- a/adult.json
+++ b/adult.json
@@ -1,7 +1,7 @@
 {
     "spider": "./spider.jar",
     "wallpaper": "http://bobohome.ignorelist.com:20247/bing",
-    "logo": "./adult/adult.png",
+    "logo": "./adult/adult.jpg",
     "sites": [
         {
             "key": "麻豆区",
diff --git a/adult/adult.jpg b/adult/adult.jpg
new file mode 100644
index 0000000..be9dae3
Binary files /dev/null and b/adult/adult.jpg differ
diff --git a/adult/adult.png b/adult/adult.png
deleted file mode 100644
index a7c715d..0000000
Binary files a/adult/adult.png and /dev/null differ