diff --git a/changelog.d/6764.misc b/changelog.d/6764.misc
new file mode 100644
index 0000000000..8edd767405
--- /dev/null
+++ b/changelog.d/6764.misc
@@ -0,0 +1 @@
+Fixup `synapse.rest` to pass mypy.
diff --git a/tests/rest/media/v1/test_media_storage.py b/tests/rest/media/v1/test_media_storage.py
index 6345cc7637..1809ceb839 100644
--- a/tests/rest/media/v1/test_media_storage.py
+++ b/tests/rest/media/v1/test_media_storage.py
@@ -162,9 +162,7 @@ class MediaRepoTests(unittest.HomeserverTestCase):
 
     def _req(self, content_disposition):
 
-        request, channel = self.make_request(
-            "GET", self.media_id, shorthand=False
-        )
+        request, channel = self.make_request("GET", self.media_id, shorthand=False)
         request.render(self.download_resource)
         self.pump()