diff --git a/CHANGES.md b/CHANGES.md
index 3315dd9ee5..e76497cf99 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,7 +2,7 @@
 
 ## Bugfixes
 
-- Fix `KNOWN_ROOM_VERSIONS.__contains__` raising `TypeError` for non-string keys, which could cause `/sync` to fail for rooms with a `NULL` room version in the database. Bug introduced in [#19589](https://github.com/element-hq/synapse/pull/19589). ([\#19649](https://github.com/element-hq/synapse/issues/19649))
+- Fix `KNOWN_ROOM_VERSIONS.__contains__` raising `TypeError` for non-string keys, which could cause `/sync` to fail for rooms with a `NULL` room version in the database. Bug introduced in [#19589](https://github.com/element-hq/synapse/pull/19589). ([\#19649](https://github.com/element-hq/synapse/issues/19649)) as part of v1.151.0rc1.