diff --git a/photologue/models.py b/photologue/models.py
index 94b8a2e..275d8fb 100644
--- a/photologue/models.py
+++ b/photologue/models.py
@@ -190,7 +190,7 @@ class Gallery(models.Model):
             photo_set = self.photos.filter(is_public=True)
         else:
             photo_set = self.photos
-        return random.sample(sorted(set(photo_set)), count)
+        return random.sample(list(photo_set), count)
 
     def photo_count(self, public=True):
         """Return a count of all the photos in this gallery."""