diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f159fb..58d8810 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## [0.?.?](https://github.com/fgrehm/vagrant-lxc/compare/v0.3.4...master) (unreleased)
 
+  - New box format [#89](https://github.com/fgrehm/vagrant-lxc/issues/89)
   - BTRFS-friendly base boxes [#81](https://github.com/fgrehm/vagrant-lxc/issues/81)
   - Extended templates path lookup [#77](https://github.com/fgrehm/vagrant-lxc/issues/77) (tks to @aries1980)
   - Fix default group on the rake task [#82](https://github.com/fgrehm/vagrant-lxc/issues/82) (tks to @cduez)