diff --git a/asterisk/CHANGELOG.md b/asterisk/CHANGELOG.md
index d54d29e..6187b00 100644
--- a/asterisk/CHANGELOG.md
+++ b/asterisk/CHANGELOG.md
@@ -2,6 +2,17 @@
 
 # Changelog
 
+## 4.3.0
+
+### Improvements
+
+- Prefer Opus over other codecs (by @OnFreund at #331)
+
+### Upgrades
+
+- Upgrade Asterisk from 20.6.0 to 20.8.1
+- Upgrade debian-base from 7.3.3 to 7.3.4
+
 ## 4.2.1
 
 ### Bug Fixes
diff --git a/asterisk/Dockerfile b/asterisk/Dockerfile
index 43ffb8c..0530dc4 100644
--- a/asterisk/Dockerfile
+++ b/asterisk/Dockerfile
@@ -1,5 +1,5 @@
 # https://github.com/hassio-addons/addon-debian-base/releases
-FROM ghcr.io/hassio-addons/debian-base:7.3.5 AS base
+FROM ghcr.io/hassio-addons/debian-base:7.3.4 AS base
 
 SHELL [ "/bin/bash", "-euxo", "pipefail", "-c" ]
 
diff --git a/asterisk/config.yaml b/asterisk/config.yaml
index dae56fc..c56536c 100644
--- a/asterisk/config.yaml
+++ b/asterisk/config.yaml
@@ -1,5 +1,5 @@
 name: Asterisk
-version: 4.2.1
+version: 4.3.0
 slug: asterisk
 description: PBX server for SIP devices like doorbells and phones
 url: https://github.com/TECH7Fox/asterisk-hass-addons