2 files changed, 2 insertions, 2 deletions
diff --git a/synapse/util/async_helpers.py b/synapse/util/async_helpers.py
index f33c115844..c3b2d981ea 100644
--- a/synapse/util/async_helpers.py
+++ b/synapse/util/async_helpers.py
@@ -496,7 +496,7 @@ def timeout_deferred(
 
         try:
             deferred.cancel()
-        except:  # noqa: E722, if we throw any exception it'll break time outs
+        except Exception:  # if we throw any exception it'll break time outs
             logger.exception("Canceller failed during timeout")
 
         # the cancel() call should have set off a chain of errbacks which
diff --git a/synapse/util/caches/__init__.py b/synapse/util/caches/__init__.py
index e676c2cac4..f968706334 100644
--- a/synapse/util/caches/__init__.py
+++ b/synapse/util/caches/__init__.py
@@ -116,7 +116,7 @@ def register_cache(
     """
     if resizable:
         if not resize_callback:
-            resize_callback = getattr(cache, "set_cache_factor")
+            resize_callback = cache.set_cache_factor  # type: ignore
         add_resizable_cache(cache_name, resize_callback)
 
     metric = CacheMetric(cache, cache_type, cache_name, collect_callback)