diff --git a/homeassistant/components/august/__init__.py b/homeassistant/components/august/__init__.py
index 466160d2973..fe16819bf9c 100644
--- a/homeassistant/components/august/__init__.py
+++ b/homeassistant/components/august/__init__.py
@@ -249,10 +249,11 @@ class AugustData(AugustSubscriberMixin):
         device = self.get_device_detail(device_id)
         activities = activities_from_pubnub_message(device, date_time, message)
         activity_stream = self.activity_stream
-        if activities:
-            activity_stream.async_process_newer_device_activities(activities)
+        if activities and activity_stream.async_process_newer_device_activities(
+            activities
+        ):
             self.async_signal_device_id_update(device.device_id)
-        activity_stream.async_schedule_house_id_refresh(device.house_id)
+            activity_stream.async_schedule_house_id_refresh(device.house_id)
 
     @callback
     def async_stop(self) -> None: