diff --git a/CHANGELOG.md b/CHANGELOG.md
index 32515a4a1..d18aba55f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,7 @@ IMPROVEMENTS:
   * builder/azure: Now pre-validates `capture_container_name` and
     `capture_name_prefix` [GH-3537]
   * builder/azure: Support for custom images [GH-3575]
+  * builder/azure: Removed superfluous polling code for deployments [GH-3638]
   * builder/google: Added support for `image_family` [GH-3503]
   * builder/null: Can now be used with WinRM [GH-2525]
   * builder/parallels: Now pauses between `boot_command` entries when running