diff --git a/hamstertools/__init__.py b/hamstertools/__init__.py
index 17c2f1b..14163b3 100755
--- a/hamstertools/__init__.py
+++ b/hamstertools/__init__.py
@@ -143,6 +143,7 @@ def rename_category(id_, name):
     c.execute(sql, (name, r[0]))
     conn.commit()
 
+
 @categories.command('activities')
 @click.argument('ids', nargs=-1)
 def list_category_activities(ids):