diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77bb699c1..4c4202bb4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ BACKWARDS INCOMPATIBILITIES:
 
 IMPROVEMENTS:
 
+* builder/amazon/all: Ability to specify the format of the temporary
+  keypair created. [GH-389]
 * builder/digitalocean: Retry on any pending event errors.
 * builder/openstack: Can now specify a project. [GH-382]
 * builder/virtualbox: Can now attach hard drive over SATA. [GH-391]