diff --git a/packages/overlays/matrix-synapse/patches/0053-Move-index-creation-to-background-update-18439.patch b/packages/overlays/matrix-synapse/patches/0053-Move-index-creation-to-background-update-18439.patch
deleted file mode 100644
index ee1cfc7..0000000
--- a/packages/overlays/matrix-synapse/patches/0053-Move-index-creation-to-background-update-18439.patch
+++ /dev/null
@@ -1,63 +0,0 @@
-From f5ed52c1e24b5649d7d81dd9690bb606e387961b Mon Sep 17 00:00:00 2001
-From: Erik Johnston <erikj@element.io>
-Date: Thu, 15 May 2025 12:43:24 +0100
-Subject: [PATCH 53/74] Move index creation to background update (#18439)
-
-Follow on from #18375. This prevents blocking startup on creating the
-index, which can take a while
-
----------
-
-Co-authored-by: Devon Hudson <devon.dmytro@gmail.com>
----
- changelog.d/18439.bugfix | 1 +
- synapse/storage/databases/main/sliding_sync.py | 8 ++++++++
- ...snapshot_idx.sql => 04_ss_membership_snapshot_idx.sql} | 4 ++--
- 3 files changed, 11 insertions(+), 2 deletions(-)
- create mode 100644 changelog.d/18439.bugfix
- rename synapse/storage/schema/main/delta/92/{03_ss_membership_snapshot_idx.sql => 04_ss_membership_snapshot_idx.sql} (73%)
-
-diff --git a/changelog.d/18439.bugfix b/changelog.d/18439.bugfix
-new file mode 100644
-index 0000000000..5ee9bda474
---- /dev/null
-+++ b/changelog.d/18439.bugfix
-@@ -0,0 +1 @@
-+Fix startup being blocked on creating a new index. Introduced in v1.130.0rc1.
-diff --git a/synapse/storage/databases/main/sliding_sync.py b/synapse/storage/databases/main/sliding_sync.py
-index a287fd2a3f..6a62b11d1e 100644
---- a/synapse/storage/databases/main/sliding_sync.py
-+++ b/synapse/storage/databases/main/sliding_sync.py
-@@ -68,6 +68,14 @@ class SlidingSyncStore(SQLBaseStore):
- columns=("membership_event_id",),
- )
-
-+ self.db_pool.updates.register_background_index_update(
-+ update_name="sliding_sync_membership_snapshots_user_id_stream_ordering",
-+ index_name="sliding_sync_membership_snapshots_user_id_stream_ordering",
-+ table="sliding_sync_membership_snapshots",
-+ columns=("user_id", "event_stream_ordering"),
-+ replaces_index="sliding_sync_membership_snapshots_user_id",
-+ )
-+
- async def get_latest_bump_stamp_for_room(
- self,
- room_id: str,
-diff --git a/synapse/storage/schema/main/delta/92/03_ss_membership_snapshot_idx.sql b/synapse/storage/schema/main/delta/92/04_ss_membership_snapshot_idx.sql
-similarity index 73%
-rename from synapse/storage/schema/main/delta/92/03_ss_membership_snapshot_idx.sql
-rename to synapse/storage/schema/main/delta/92/04_ss_membership_snapshot_idx.sql
-index c694203f95..6f5b7cb06e 100644
---- a/synapse/storage/schema/main/delta/92/03_ss_membership_snapshot_idx.sql
-+++ b/synapse/storage/schema/main/delta/92/04_ss_membership_snapshot_idx.sql
-@@ -12,5 +12,5 @@
- -- <https://www.gnu.org/licenses/agpl-3.0.html>.
-
- -- So we can fetch all rooms for a given user sorted by stream order
--DROP INDEX IF EXISTS sliding_sync_membership_snapshots_user_id;
--CREATE INDEX IF NOT EXISTS sliding_sync_membership_snapshots_user_id ON sliding_sync_membership_snapshots(user_id, event_stream_ordering);
-+INSERT INTO background_updates (ordering, update_name, progress_json) VALUES
-+ (9204, 'sliding_sync_membership_snapshots_user_id_stream_ordering', '{}');
---
-2.49.0
-
|
