diff --git a/CHANGES.md b/CHANGES.md
index 01b81fe174..f5c19bcb97 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -9,7 +9,7 @@ Features
 - Implement [MSC3873](https://github.com/matrix-org/matrix-spec-proposals/pull/3873) to disambiguate push rule keys with dots in them. ([\#15004](https://github.com/matrix-org/synapse/issues/15004))
 - Allow Synapse to use a specific Redis [logical database](https://redis.io/commands/select/) in worker-mode deployments. ([\#15034](https://github.com/matrix-org/synapse/issues/15034))
 - Tag opentracing spans for federation requests with the name of the worker serving the request. ([\#15042](https://github.com/matrix-org/synapse/issues/15042))
-- Experimental support for [MSC3966](https://github.com/matrix-org/matrix-spec-proposals/pull/3966): the `exact_event_property_contains` push rule condition. ([\#15045](https://github.com/matrix-org/synapse/issues/15045))
+- Implement the experimental `exact_event_property_contains` push rule condition from [MSC3966](https://github.com/matrix-org/matrix-spec-proposals/pull/3966). ([\#15045](https://github.com/matrix-org/synapse/issues/15045))
 - Remove spurious `dont_notify` action from the defaults for the `.m.rule.reaction` pushrule. ([\#15073](https://github.com/matrix-org/synapse/issues/15073))
 - Update the error code returned when user sends a duplicate annotation. ([\#15075](https://github.com/matrix-org/synapse/issues/15075))
 
@@ -31,9 +31,8 @@ Bugfixes
 Improved Documentation
 ----------------------
 
-- Document how to start Synapse with Poetry. Contributed by @thezaidbintariq. ([\#14892](https://github.com/matrix-org/synapse/issues/14892))
+- Document how to start Synapse with Poetry. Contributed by @thezaidbintariq. ([\#14892](https://github.com/matrix-org/synapse/issues/14892), [\#15022](https://github.com/matrix-org/synapse/issues/15022))
 - Update delegation documentation to clarify that SRV DNS delegation does not eliminate all needs to serve files from .well-known locations. Contributed by @williamkray. ([\#14959](https://github.com/matrix-org/synapse/issues/14959))
-- Document how to start Synapse in the contributing guide. ([\#15022](https://github.com/matrix-org/synapse/issues/15022))
 - Fix a mistake in registration_shared_secret_path docs. ([\#15078](https://github.com/matrix-org/synapse/issues/15078))
 - Refer to a more recent blog post on the [Database Maintenance Tools](https://matrix-org.github.io/synapse/latest/usage/administration/database_maintenance_tools.html) page. Contributed by @jahway603. ([\#15083](https://github.com/matrix-org/synapse/issues/15083))
 
@@ -46,7 +45,7 @@ Internal Changes
 - Add a class `UnpersistedEventContext` to allow for the batching up of storing state groups. ([\#14675](https://github.com/matrix-org/synapse/issues/14675))
 - Add a check to ensure that locked dependencies have source distributions available. ([\#14742](https://github.com/matrix-org/synapse/issues/14742))
 - Tweak comment on `_is_local_room_accessible` as part of room visibility in `/hierarchy` to clarify the condition for a room being visible. ([\#14834](https://github.com/matrix-org/synapse/issues/14834))
-- Prevent 'WARNING: there is already a transaction in progress' lines appearing in PostgreSQL's logs on some occasions. ([\#14840](https://github.com/matrix-org/synapse/issues/14840))
+- Prevent `WARNING: there is already a transaction in progress` lines appearing in PostgreSQL's logs on some occasions. ([\#14840](https://github.com/matrix-org/synapse/issues/14840))
 - Use `StrCollection` to avoid potential bugs with `Collection[str]`. ([\#14929](https://github.com/matrix-org/synapse/issues/14929))
 - Improve performance of `/sync` in a few situations. ([\#14973](https://github.com/matrix-org/synapse/issues/14973))
 - Limit concurrent event creation for a room to avoid state resolution when sending bursts of events to a local room. ([\#14977](https://github.com/matrix-org/synapse/issues/14977))