diff --git a/CHANGELOG.md b/CHANGELOG.md
index 22b7ffc91..737a77329 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,8 @@ BUG FIXES:
 * core: Fixed a couple cases where a double ctrl-C could panic.
 * command/build,command/validate: If a non-existent build is specified to
   '-only' or '-except', it is now an error. [GH-326]
+* post-processor/vagrant: VirtualBox OVA formats now turn into
+  Vagrant boxes properly. [GH-331]
 * provisioner/shell: Retry upload if start command fails, making reboot
   handling much more robust.