diff --git a/notify/src/ntfy.py b/notify/src/ntfy.py
index 9c7a903..216df0f 100644
--- a/notify/src/ntfy.py
+++ b/notify/src/ntfy.py
@@ -3,15 +3,15 @@ import requests
 from datetime import datetime, timedelta
 
 
-last_notification_time = None
+last_notification_time = {}
 
 
 def send_rate_limited_notification(event_id, camera, object_label, score, quiet_period=1):
     global last_notification_time
 
     now = datetime.now()
-    if last_notification_time is None or now - last_notification_time >= timedelta(minutes=quiet_period):
-        last_notification_time = now
+    if camera not in last_notification_time or now - last_notification_time[camera] >= timedelta(minutes=quiet_period):
+        last_notification_time[camera] = now
         send_notification(event_id, camera, object_label, score, priority=3)