diff --git a/README.md b/README.md
index 874f338e..570b6145 100644
--- a/README.md
+++ b/README.md
@@ -948,10 +948,10 @@ SOFTWARE.
 [tautulli-armhf-shield]: https://img.shields.io/badge/armhf-yes-green.svg
 [tautulli-armv7-shield]: https://img.shields.io/badge/armv7-yes-green.svg
 [tautulli-i386-shield]: https://img.shields.io/badge/i386-yes-green.svg
-[addon-thelounge]: https://github.com/hassio-addons/addon-thelounge/tree/v0.12.3
-[addon-doc-thelounge]: https://github.com/hassio-addons/addon-thelounge/blob/v0.12.3/README.md
+[addon-thelounge]: https://github.com/hassio-addons/addon-thelounge/tree/v0.12.4
+[addon-doc-thelounge]: https://github.com/hassio-addons/addon-thelounge/blob/v0.12.4/README.md
 [thelounge-issue]: https://github.com/hassio-addons/addon-thelounge/issues
-[thelounge-version-shield]: https://img.shields.io/badge/version-v0.12.3-blue.svg
+[thelounge-version-shield]: https://img.shields.io/badge/version-v0.12.4-blue.svg
 [thelounge-aarch64-shield]: https://img.shields.io/badge/aarch64-yes-green.svg
 [thelounge-amd64-shield]: https://img.shields.io/badge/amd64-yes-green.svg
 [thelounge-armhf-shield]: https://img.shields.io/badge/armhf-yes-green.svg
diff --git a/thelounge/CHANGELOG.md b/thelounge/CHANGELOG.md
index 229a4c29..2da7126b 100644
--- a/thelounge/CHANGELOG.md
+++ b/thelounge/CHANGELOG.md
@@ -1,25 +1,23 @@
 ## What’s changed
 
-## 🐛 Bug fixes
-
-- 🚑 Fix missing theme in default configuration @frenck (#77)
-
 ## 🚀 Enhancements
 
-- 🔑 Update NGINX SSL parameters (#74)                 @frenck (#74)
-- 🏎 Enable streaming mode for Ingress @frenck (#76)
+- Migrate JSON config to YAML @frenck (#95)
 
 ## 🧰 Maintenance
 
-- 🚀 Add-on CI improvements @frenck (#71)
-
-## 📚 Documentation
-
-- 🚑 Fix contributing link in readme @frenck (#75)
+- ⬆️ Upgrade lock-threads workflow to 3.0.0 @frenck (#88)
+- Switch to centralized GitHub Action Workflows @frenck (#94)
 
 ## ⬆️ Dependency updates
 
-- ⬆️ Bump frenck/action-addon-linter from 2.1 to 2.2 @dependabot (#70)
-- ⬆️ Bump actions/stale from 3.0.19 to 4 @dependabot (#69)
-- ⬆️ Upgrades nodejs to 14.17.4-r0 @frenck (#72)
-- ⬆️ Upgrades add-on base image to v10.0.1 @frenck (#73)
+- ⬆️ Bump dessant/lock-threads from 2.1.1 to 2.1.2 @dependabot (#79)
+- ⬆️ Bump docker/build-push-action from 2.6.1 to 2.7.0 @dependabot (#80)
+- ⬆️ Bump frenck/action-addon-linter from 2.2 to 2.3 @dependabot (#81)
+- ⬆️ Bump docker/setup-buildx-action from 1.5.1 to 1.6.0 @dependabot (#82)
+- ⬆️ Bump creyD/prettier_action from 3.3 to 4.0 @dependabot (#83)
+- ⬆️ Upgrades nodejs to 14.17.6-r0 @frenck (#84)
+- ⬆️ Bump frenck/action-addon-linter from 2.3 to 2.4.1 @dependabot (#87)
+- ⬆️ Bump actions/checkout from 2.3.4 to 2.3.5 @dependabot (#89)
+- ⬆️ Upgrades nodejs to 14.18.1-r0 @frenck (#93)
+- ⬆️ Upgrades add-on base image to 10.2.2 @frenck (#96)
diff --git a/thelounge/README.md b/thelounge/README.md
index 10e6d097..13bda27e 100644
--- a/thelounge/README.md
+++ b/thelounge/README.md
@@ -45,7 +45,7 @@ If you are more interested in stable releases of our add-ons:
 [midnight-theme]: https://raw.githubusercontent.com/timmo001/thelounge/master/docs/resources/midnight-theme.png
 [more-info-light]: https://raw.githubusercontent.com/timmo001/thelounge/master/docs/resources/more-info-light.png
 [project-stage-shield]: https://img.shields.io/badge/project%20stage-production%20ready-brightgreen.svg
-[release-shield]: https://img.shields.io/badge/version-v0.12.3-blue.svg
-[release]: https://github.com/hassio-addons/addon-thelounge/tree/v0.12.3
+[release-shield]: https://img.shields.io/badge/version-v0.12.4-blue.svg
+[release]: https://github.com/hassio-addons/addon-thelounge/tree/v0.12.4
 [screenshot]: https://raw.githubusercontent.com/hassio-addons/addon-thelounge/master/images/screenshot.png
 [thelounge]: https://github.com/timmo001/thelounge
\ No newline at end of file
diff --git a/thelounge/config.json b/thelounge/config.json
deleted file mode 100644
index fa9fe5bd..00000000
--- a/thelounge/config.json
+++ /dev/null
@@ -1,50 +0,0 @@
-{
-  "name": "The Lounge",
-  "version": "0.12.3",
-  "slug": "thelounge",
-  "description": "A self-hosted web IRC client",
-  "url": "https://github.com/hassio-addons/addon-thelounge",
-  "arch": [
-    "aarch64",
-    "amd64",
-    "armhf",
-    "armv7",
-    "i386"
-  ],
-  "ingress": true,
-  "ingress_stream": true,
-  "panel_icon": "mdi:chat",
-  "ports": {
-    "80/tcp": null
-  },
-  "ports_description": {
-    "80/tcp": "The Lounge Web UI (Not required for Ingress)"
-  },
-  "map": [
-    "ssl"
-  ],
-  "options": {
-    "ssl": true,
-    "certfile": "fullchain.pem",
-    "keyfile": "privkey.pem",
-    "default_theme": "default",
-    "themes": [
-      "thelounge-theme-solarized"
-    ],
-    "users": []
-  },
-  "schema": {
-    "log_level": "list(trace|debug|info|notice|warning|error|fatal)?",
-    "ssl": "bool",
-    "certfile": "str",
-    "keyfile": "str",
-    "default_theme": "str",
-    "themes": [
-      "str"
-    ],
-    "users": [
-      "str"
-    ]
-  },
-  "image": "ghcr.io/hassio-addons/thelounge/{arch}"
-}
\ No newline at end of file
diff --git a/thelounge/config.yaml b/thelounge/config.yaml
new file mode 100644
index 00000000..0876d1a0
--- /dev/null
+++ b/thelounge/config.yaml
@@ -0,0 +1,39 @@
+arch:
+- aarch64
+- amd64
+- armhf
+- armv7
+- i386
+description: A self-hosted web IRC client
+image: ghcr.io/hassio-addons/thelounge/{arch}
+ingress: true
+ingress_stream: true
+map:
+- ssl
+name: The Lounge
+options:
+  certfile: fullchain.pem
+  default_theme: default
+  keyfile: privkey.pem
+  ssl: true
+  themes:
+  - thelounge-theme-solarized
+  users: []
+panel_icon: mdi:chat
+ports:
+  80/tcp: null
+ports_description:
+  80/tcp: The Lounge Web UI (Not required for Ingress)
+schema:
+  certfile: str
+  default_theme: str
+  keyfile: str
+  log_level: list(trace|debug|info|notice|warning|error|fatal)?
+  ssl: bool
+  themes:
+  - str
+  users:
+  - str
+slug: thelounge
+url: https://github.com/hassio-addons/addon-thelounge
+version: 0.12.4