diff --git a/README.md b/README.md
index 0443a3ca3..6264ec8a7 100644
--- a/README.md
+++ b/README.md
@@ -719,10 +719,10 @@ SOFTWARE.
 [adguard-armhf-shield]: https://img.shields.io/badge/armhf-yes-green.svg
 [adguard-armv7-shield]: https://img.shields.io/badge/armv7-yes-green.svg
 [adguard-i386-shield]: https://img.shields.io/badge/i386-yes-green.svg
-[addon-aircast]: https://github.com/hassio-addons/addon-aircast/tree/94d805e
-[addon-doc-aircast]: https://github.com/hassio-addons/addon-aircast/blob/94d805e/README.md
+[addon-aircast]: https://github.com/hassio-addons/addon-aircast/tree/cf91136
+[addon-doc-aircast]: https://github.com/hassio-addons/addon-aircast/blob/cf91136/README.md
 [aircast-issue]: https://github.com/hassio-addons/addon-aircast/issues
-[aircast-version-shield]: https://img.shields.io/badge/version-94d805e-blue.svg
+[aircast-version-shield]: https://img.shields.io/badge/version-cf91136-blue.svg
 [aircast-aarch64-shield]: https://img.shields.io/badge/aarch64-yes-green.svg
 [aircast-amd64-shield]: https://img.shields.io/badge/amd64-yes-green.svg
 [aircast-armhf-shield]: https://img.shields.io/badge/armhf-no-red.svg
diff --git a/aircast/CHANGELOG.md b/aircast/CHANGELOG.md
index 12cb800cb..1f8671026 100644
--- a/aircast/CHANGELOG.md
+++ b/aircast/CHANGELOG.md
@@ -1,4 +1,5 @@
 # Changelog since v3.1.1
+- ⬆️ Upgrades AirConnect to 0.2.51.2 (#120) 
 - ⬆️ Upgrades base image to 5.2.0 (#119) 
 - Migrate JSON add-on config to YAML (#118) 
 - Switch to centralized GitHub Action Workflows (#117) 
diff --git a/aircast/README.md b/aircast/README.md
index 36045a7dc..275ea1d6f 100644
--- a/aircast/README.md
+++ b/aircast/README.md
@@ -49,5 +49,5 @@ If you are more interested in stable releases of our add-ons:
 [patreon-shield]: https://frenck.dev/wp-content/uploads/2019/12/patreon.png
 [patreon]: https://www.patreon.com/frenck
 [project-stage-shield]: https://img.shields.io/badge/project%20stage-production%20ready-brightgreen.svg
-[release-shield]: https://img.shields.io/badge/version-94d805e-blue.svg
-[release]: https://github.com/hassio-addons/addon-aircast/tree/94d805e
\ No newline at end of file
+[release-shield]: https://img.shields.io/badge/version-cf91136-blue.svg
+[release]: https://github.com/hassio-addons/addon-aircast/tree/cf91136
\ No newline at end of file
diff --git a/aircast/config.yaml b/aircast/config.yaml
index 0cf9db077..763aaa874 100644
--- a/aircast/config.yaml
+++ b/aircast/config.yaml
@@ -24,4 +24,4 @@ schema:
 slug: aircast
 startup: services
 url: https://github.com/hassio-addons/addon-aircast
-version: 94d805e
+version: cf91136