diff --git a/hamh-alpha/CHANGELOG.md b/hamh-alpha/CHANGELOG.md
index 635358b..6d94b0c 100644
--- a/hamh-alpha/CHANGELOG.md
+++ b/hamh-alpha/CHANGELOG.md
@@ -1,8 +1,8 @@
-# v2.1.0-alpha.399
+# v2.1.0-alpha.400
 
 ## Changes
 
-- fix(backend): optimistic onOff state + remove Lighting feature from fan/air purifier (184419dd)
+- fix(composed): make AirPurifierDevice the parent endpoint (0x002D) instead of BridgedNodeEndpoint (0x0013) (305ccd3c)
 
 ---
 ⚠️ **This is an alpha release** - use at your own risk!
diff --git a/hamh-alpha/config.yaml b/hamh-alpha/config.yaml
index b354c25..58939fe 100644
--- a/hamh-alpha/config.yaml
+++ b/hamh-alpha/config.yaml
@@ -1,4 +1,4 @@
-version: "2.1.0-alpha.399"
+version: "2.1.0-alpha.400"
 image: ghcr.io/riddix/home-assistant-matter-hub-addon
 slug: hamh-alpha
 name: Home-Assistant-Matter-Hub (Alpha)