1 files changed, 2 insertions, 1 deletions
diff --git a/synapse/state/__init__.py b/synapse/state/__init__.py
index c7ee731154..b3bd92d37c 100644
--- a/synapse/state/__init__.py
+++ b/synapse/state/__init__.py
@@ -19,6 +19,7 @@ from typing import (
     Any,
     Awaitable,
     Callable,
+    Collection,
     DefaultDict,
     Dict,
     FrozenSet,
@@ -46,7 +47,7 @@ from synapse.logging.utils import log_function
 from synapse.state import v1, v2
 from synapse.storage.databases.main.events_worker import EventRedactBehaviour
 from synapse.storage.roommember import ProfileInfo
-from synapse.types import Collection, StateMap
+from synapse.types import StateMap
 from synapse.util.async_helpers import Linearizer
 from synapse.util.caches.expiringcache import ExpiringCache
 from synapse.util.metrics import Measure, measure_func