diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index e69de29..0000000
diff --git a/LICENSE.md b/LICENSE.md
index dbbfb12..9f129f3 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,6 @@
 # MIT License
 
-Copyright (c) 2018-2020 Franck Nijhof
+Copyright (c) 2018-2021 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/README.md b/README.md
index 0e860fd..0ed0b6e 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,7 @@ our [GitHub Repository][repository].
 
 MIT License
 
-Copyright (c) 2018-2020 Franck Nijhof
+Copyright (c) 2018-2021 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
@@ -127,7 +127,7 @@ SOFTWARE.
 [i386-shield]: https://img.shields.io/badge/i386-no-red.svg
 [issue]: https://github.com/hassio-addons/addon-portainer/issues
 [license-shield]: https://img.shields.io/github/license/hassio-addons/addon-portainer.svg
-[maintenance-shield]: https://img.shields.io/maintenance/yes/2020.svg
+[maintenance-shield]: https://img.shields.io/maintenance/yes/2021.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
diff --git a/portainer/.README.j2 b/portainer/.README.j2
index 1318545..00210b8 100644
--- a/portainer/.README.j2
+++ b/portainer/.README.j2
@@ -73,7 +73,7 @@ If you are more interested in stable releases of our add-ons:
 [forum]: https://community.home-assistant.io/t/home-assistant-community-add-on-portainer/68836?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/2020.svg
+[maintenance-shield]: https://img.shields.io/maintenance/yes/2021.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
diff --git a/portainer/DOCS.md b/portainer/DOCS.md
index a28717e..ba030d4 100644
--- a/portainer/DOCS.md
+++ b/portainer/DOCS.md
@@ -115,7 +115,7 @@ check [the contributor's page][contributors].
 
 MIT License
 
-Copyright (c) 2018-2020 Franck Nijhof
+Copyright (c) 2018-2021 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