diff --git a/crates/storage-pg/migrations/20260108121952_cleanup_id_token_claims_trigger.sql b/crates/storage-pg/migrations/20260108121952_cleanup_id_token_claims_trigger.sql
new file mode 100644
index 000000000..f6cb6a7a9
--- /dev/null
+++ b/crates/storage-pg/migrations/20260108121952_cleanup_id_token_claims_trigger.sql
@@ -0,0 +1,11 @@
+-- Copyright 2026 Element Creations Ltd.
+--
+-- SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+-- Please see LICENSE in the repository root for full details.
+
+-- When we introduced an id_token_claims column on upstream OAuth 2.0 logins, we
+-- added a trigger to make sure that when rolling back the new columns gets
+-- automatically filled correctly. It's been a while, it's safe to remove them.
+-- https://github.com/element-hq/matrix-authentication-service/pull/4743
+DROP TRIGGER IF EXISTS trg_fill_id_token_claims ON upstream_oauth_authorization_sessions;
+DROP FUNCTION IF EXISTS fill_id_token_claims();