diff --git a/openpype/modules/ftrack/plugins/publish/integrate_ftrack_instances.py b/openpype/modules/ftrack/plugins/publish/integrate_ftrack_instances.py
index 66d5b73dc6..ffa2672576 100644
--- a/openpype/modules/ftrack/plugins/publish/integrate_ftrack_instances.py
+++ b/openpype/modules/ftrack/plugins/publish/integrate_ftrack_instances.py
@@ -166,7 +166,7 @@ class IntegrateFtrackInstance(pyblish.api.InstancePlugin):
         self.log.debug("Multiple output names: {}".format(
             synced_multiple_output_names
         ))
-        multiple_synced_thumbnails = len(thumbnail_representations) > 1
+        multiple_synced_thumbnails = len(synced_multiple_output_names) > 1
 
         # Components data
         component_list = []