diff --git a/hamh-alpha/CHANGELOG.md b/hamh-alpha/CHANGELOG.md
index 7da2d88..4f3137d 100644
--- a/hamh-alpha/CHANGELOG.md
+++ b/hamh-alpha/CHANGELOG.md
@@ -1,8 +1,8 @@
-# v2.1.0-alpha.490
+# v2.1.0-alpha.491
 
 ## Changes
 
-- feat: support HA 2026.3 vacuum clean area action (25d86d17)
+- fix: guard against null matcher value in patternToRegex (ea7c76e2)
 
 ---
 ⚠️ **This is an alpha release** - use at your own risk!
diff --git a/hamh-alpha/config.yaml b/hamh-alpha/config.yaml
index eb7f783..725b80f 100644
--- a/hamh-alpha/config.yaml
+++ b/hamh-alpha/config.yaml
@@ -1,4 +1,4 @@
-version: "2.1.0-alpha.490"
+version: "2.1.0-alpha.491"
 image: ghcr.io/riddix/home-assistant-matter-hub-addon
 slug: hamh-alpha
 name: Home-Assistant-Matter-Hub (Alpha)