diff --git a/app/sources/mairui.py b/app/sources/mairui.py
index f9c86c8..22ec665 100644
--- a/app/sources/mairui.py
+++ b/app/sources/mairui.py
@@ -40,7 +40,7 @@ class MairuiSource(DataSource):
         "User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7)",
         "Accept": "application/json",
     }
-    _BASE_URL = "https://api.mairuiapi.com"
+    _BASE_URL = "https://a.mairuiapi.com"
 
     # mairui licence 限速（按 tier）：
     #   免费版:  1 min/300 次 = 5 RPS