diff --git a/pype/ftrack/events/event_thumbnail_updates.py b/pype/ftrack/events/event_thumbnail_updates.py
index 7f52177161..01e2c235ad 100644
--- a/pype/ftrack/events/event_thumbnail_updates.py
+++ b/pype/ftrack/events/event_thumbnail_updates.py
@@ -27,7 +27,7 @@ class ThumbnailEvents(BaseEvent):
             #         entity['action'] == 'encoded'):
             if (
                 entity['entityType'] == 'assetversion'
-                and 'thumbid' in entity['keys']
+                and 'thumbid' in entity.get('keys', [])
             ):
 
                 version = session.get('AssetVersion', entity['entityId'])