diff --git a/book/changelog.md b/book/changelog.md
index f8e94d62..5b1c23f5 100644
--- a/book/changelog.md
+++ b/book/changelog.md
@@ -71,6 +71,8 @@ This will be the first release of Grapevine since it was forked from Conduit
    ([d41f0fb](https://gitlab.computer.surgery/matrix/grapevine-fork/-/commit/d41f0fbf72dae6562358173f425d23bb0e174ca2))
 6. Remove Docker packaging.
    ([!48](https://gitlab.computer.surgery/matrix/grapevine-fork/-/merge_requests/48))
+7. **BREAKING:** Remove unstable room versions.
+   ([!59](https://gitlab.computer.surgery/matrix/grapevine-fork/-/merge_requests/59))
 
 ### Changed