diff --git a/synapse/events/utils.py b/synapse/events/utils.py
index 331e00632b..0b839e2b22 100644
--- a/synapse/events/utils.py
+++ b/synapse/events/utils.py
@@ -49,7 +49,7 @@ if TYPE_CHECKING:
 #       the literal fields "foo\" and "bar" but will instead be treated as "foo\\.bar"
 SPLIT_FIELD_REGEX = re.compile(r"(?<!\\)\.")
 
-CANONICALJSON_MAX_INT = (2 ** 53) - 1
+CANONICALJSON_MAX_INT = (2**53) - 1
 CANONICALJSON_MIN_INT = -CANONICALJSON_MAX_INT
 
 
diff --git a/synapse/rest/client/capabilities.py b/synapse/rest/client/capabilities.py
index ee78f93852..4237071c61 100644
--- a/synapse/rest/client/capabilities.py
+++ b/synapse/rest/client/capabilities.py
@@ -15,10 +15,7 @@ import logging
 from http import HTTPStatus
 from typing import TYPE_CHECKING, Tuple
 
-from synapse.api.room_versions import (
-    KNOWN_ROOM_VERSIONS,
-    MSC3244_CAPABILITIES,
-)
+from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, MSC3244_CAPABILITIES
 from synapse.http.server import HttpServer
 from synapse.http.servlet import RestServlet
 from synapse.http.site import SynapseRequest