diff --git a/README.md b/README.md
index 3a4e0c65..f4924e45 100644
--- a/README.md
+++ b/README.md
@@ -733,10 +733,10 @@ SOFTWARE.
 [glances-armhf-shield]: https://img.shields.io/badge/armhf-yes-green.svg
 [glances-armv7-shield]: https://img.shields.io/badge/armv7-yes-green.svg
 [glances-i386-shield]: https://img.shields.io/badge/i386-yes-green.svg
-[addon-grafana]: https://github.com/hassio-addons/addon-grafana/tree/v7.4.0
-[addon-doc-grafana]: https://github.com/hassio-addons/addon-grafana/blob/v7.4.0/README.md
+[addon-grafana]: https://github.com/hassio-addons/addon-grafana/tree/v7.4.1
+[addon-doc-grafana]: https://github.com/hassio-addons/addon-grafana/blob/v7.4.1/README.md
 [grafana-issue]: https://github.com/hassio-addons/addon-grafana/issues
-[grafana-version-shield]: https://img.shields.io/badge/version-v7.4.0-blue.svg
+[grafana-version-shield]: https://img.shields.io/badge/version-v7.4.1-blue.svg
 [grafana-aarch64-shield]: https://img.shields.io/badge/aarch64-yes-green.svg
 [grafana-amd64-shield]: https://img.shields.io/badge/amd64-yes-green.svg
 [grafana-armhf-shield]: https://img.shields.io/badge/armhf-no-red.svg
diff --git a/grafana/CHANGELOG.md b/grafana/CHANGELOG.md
index ef22306f..81f0c801 100644
--- a/grafana/CHANGELOG.md
+++ b/grafana/CHANGELOG.md
@@ -2,8 +2,10 @@
 
 ## 🧰 Maintenance
 
-- 🚀 Update CI to latest version @frenck (#237)
+- 🎆 Updates maintenance/license year to 2022 @frenck (#240)
 
 ## ⬆️ Dependency updates
 
-- Upgrade to Grafana 8.3.3 @tnijboer (#236)
+- ⬆️ Upgrades libnss3 to 2:3.61-1+deb11u1 @frenck (#241)
+- ⬆️ Upgrades add-on base image to 5.2.3 @frenck (#242)
+- ⬆️ Upgrades Grafana to v8.3.4 @frenck (#243)
diff --git a/grafana/DOCS.md b/grafana/DOCS.md
index 3b7639b1..ed7796bb 100644
--- a/grafana/DOCS.md
+++ b/grafana/DOCS.md
@@ -182,7 +182,7 @@ check [the contributor's page][contributors].
 
 MIT License
 
-Copyright (c) 2018-2021 Franck Nijhof
+Copyright (c) 2018-2022 Franck Nijhof
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/grafana/README.md b/grafana/README.md
index 56bb190b..d927bc38 100644
--- a/grafana/README.md
+++ b/grafana/README.md
@@ -30,10 +30,10 @@ insights to your home.
 [forum]: https://community.home-assistant.io/t/home-assistant-community-add-on-grafana/54674?u=frenck
 [github-sponsors-shield]: https://frenck.dev/wp-content/uploads/2019/12/github_sponsor.png
 [github-sponsors]: https://github.com/sponsors/frenck
-[maintenance-shield]: https://img.shields.io/maintenance/yes/2021.svg
+[maintenance-shield]: https://img.shields.io/maintenance/yes/2022.svg
 [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-v7.4.0-blue.svg
-[release]: https://github.com/hassio-addons/addon-grafana/tree/v7.4.0
+[release-shield]: https://img.shields.io/badge/version-v7.4.1-blue.svg
+[release]: https://github.com/hassio-addons/addon-grafana/tree/v7.4.1
 [screenshot]: https://github.com/hassio-addons/addon-grafana/raw/main/images/screenshot.png
\ No newline at end of file
diff --git a/grafana/config.yaml b/grafana/config.yaml
index 18f2e4bf..6c4c6331 100644
--- a/grafana/config.yaml
+++ b/grafana/config.yaml
@@ -37,5 +37,5 @@ schema:
 slug: grafana
 startup: services
 url: https://github.com/hassio-addons/addon-grafana
-version: 7.4.0
+version: 7.4.1
 watchdog: http://[HOST]:1337/api/health