From 75576c151c57d27f2667e023171d9200f6c9f6e2 Mon Sep 17 00:00:00 2001
From: Patrick Cloke <patrickc@matrix.org>
Date: Thu, 28 Sep 2023 10:13:23 -0400
Subject: [PATCH] Fix-up types.

---
 synapse/storage/prepare_database.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/synapse/storage/prepare_database.py b/synapse/storage/prepare_database.py
index 9275253277..598ded33b5 100644
--- a/synapse/storage/prepare_database.py
+++ b/synapse/storage/prepare_database.py
@@ -25,6 +25,7 @@ from typing import (
     Optional,
     TextIO,
     Tuple,
+    cast,
 )
 
 import attr
@@ -732,7 +733,7 @@ def _get_or_create_schema_state(
     applied_deltas = tuple(d for d, in txn)
 
     txn.execute("SELECT update_name, ordering FROM background_updates")
-    background_Updates = tuple(txn)
+    background_Updates = cast(Tuple[Tuple[str, int], ...], tuple(txn))
 
     return _SchemaState(
         current_version=current_version,