diff --git a/app/schemas/site.py b/app/schemas/site.py
index a7d63479..0c0fe800 100644
--- a/app/schemas/site.py
+++ b/app/schemas/site.py
@@ -45,7 +45,7 @@ class Site(BaseModel):
 
 class SiteStatistic(BaseModel):
     # 站点ID
-    domain: Optional[int]
+    domain: Optional[str]
     # 成功次数
     success: Optional[int] = 0
     # 失败次数