diff --git a/book/changelog.md b/book/changelog.md
index 0a233597..c1f301ad 100644
--- a/book/changelog.md
+++ b/book/changelog.md
@@ -116,7 +116,8 @@ This will be the first release of Grapevine since it was forked from Conduit
    [!69](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/69),
    [!102](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/102),
    [!127](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/127),
-   [!141](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/141))
+   [!141](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/141),
+   [!155](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/155))
 4. Stop returning unnecessary member counts from `/_matrix/client/{r0,v3}/sync`.
    ([!12](https://gitlab.computer.surgery/matrix/grapevine/-/merge_requests/12))
 5. **BREAKING:** Allow federation by default.