1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/storage/state.py b/synapse/storage/state.py
index adb48df73e..08a648ce44 100644
--- a/synapse/storage/state.py
+++ b/synapse/storage/state.py
@@ -54,7 +54,7 @@ class StateGroupWorkerStore(SQLBaseStore):
         super(StateGroupWorkerStore, self).__init__(db_conn, hs)
 
         self._state_group_cache = DictionaryCache(
-            "*stateGroupCache*", 100000 * CACHE_SIZE_FACTOR
+            "*stateGroupCache*", 500000 * CACHE_SIZE_FACTOR
         )
 
     @cached(max_entries=100000, iterable=True)