diff --git a/src/_zkapauthorizer/_storage_server.py b/src/_zkapauthorizer/_storage_server.py
index 4be0a0433541fb17403f1f56964e20a20d4adbcb..c107525f50f34548f9a7cbcbe41ac066f64b244a 100644
--- a/src/_zkapauthorizer/_storage_server.py
+++ b/src/_zkapauthorizer/_storage_server.py
@@ -250,7 +250,6 @@ class ZKAPAuthorizerStorageServer(Referenceable):
             self._signing_key,
         )
 
-
         # Note: The *allocate_buckets* protocol allows for some shares to
         # already exist on the server.  When this is the case, the cost of the
         # operation is based only on the shares which are really allocated