diff --git a/app/text/models.py b/app/text/models.py
index 9849047..5ea4e8d 100644
--- a/app/text/models.py
+++ b/app/text/models.py
@@ -93,7 +93,7 @@ class Text(models.Model):
         return self.get_clips(api, annotations)
 
     def get_clips(self, api, annotations):
-        item_ids = {annot['id'].split('/')[0] for annot in annotations}
+        item_ids = list({annot['id'].split('/')[0] for annot in annotations})
         query = {
             'itemsQuery': {
                 'conditions': [{