diff --git a/changelogs/client_server/newsfragments/1737.feature b/changelogs/client_server/newsfragments/1737.feature
index 26c4bb52..e8d31dec 100644
--- a/changelogs/client_server/newsfragments/1737.feature
+++ b/changelogs/client_server/newsfragments/1737.feature
@@ -1 +1 @@
-Specify that the `Retry-After` header may be used to rate-limit a client.
+Specify that the `Retry-After` header may be used to rate-limit a client, as per [MSC4041](https://github.com/matrix-org/matrix-spec-proposals/pull/4041).