diff --git a/bookwyrm/thumbnail_generation.py b/bookwyrm/thumbnail_generation.py
index 1596e6ab..64f7ebef 100644
--- a/bookwyrm/thumbnail_generation.py
+++ b/bookwyrm/thumbnail_generation.py
@@ -1,4 +1,6 @@
 """thumbnail generation strategy for django-imagekit"""
+
+
 class Strategy:
     """
     A strategy that generates the image on source saved (Optimistic),