diff --git a/custom_components/petkit/sensor.py b/custom_components/petkit/sensor.py
index 3a6249d..12551fa 100644
--- a/custom_components/petkit/sensor.py
+++ b/custom_components/petkit/sensor.py
@@ -2817,7 +2817,7 @@ def result_to_description(self, event_type: int, record: dict[str, Any]) -> str:
                 return description
 
         if event_type == 10:
-            if (record['petId'] == '-2') or (record['petId'] == '-1'):
+            if record["petId"] in ["-1", "-2", "-3"]:
                 name = 'Unknown'
             else:
                 name = record['petName']