diff --git a/fedmon/cli.py b/fedmon/cli.py
index 662694b..6fe61bc 100644
--- a/fedmon/cli.py
+++ b/fedmon/cli.py
@@ -47,7 +47,7 @@ def get_data(base_url: str) -> Tuple[str]:
 
 class FedSite(BaseModel):
     datetime: str = Field(default_factory=lambda: datetime.now().isoformat())
-    active_visitors: int
+    active_visitors: Optional[int]
     page_title: str
     page: str