diff --git a/readme.md b/readme.md
index 037ada63..3e4fddc3 100644
--- a/readme.md
+++ b/readme.md
@@ -686,6 +686,7 @@ Some awesome folks have made plugins for CMSs and Components for JavaScript fram
 | Vue       | Gabe Dunn ([@redxtech](https://github.com/redxtech))           | [https://github.com/redxtech/vue-plyr](https://github.com/redxtech/vue-plyr)                 |
 | Neos      | Jon Uhlmann ([@jonnitto](https://github.com/jonnitto))         | [https://packagist.org/packages/jonnitto/plyr](https://packagist.org/packages/jonnitto/plyr) |
 | Kirby     | Dominik Pschenitschni ([@dpschen](https://github.com/dpschen)) | [https://github.com/dpschen/kirby-plyrtag](https://github.com/dpschen/kirby-plyrtag)         |
+| REDAXO    | FriendsOfRedaxo / skerbis ([@skerbis](https://friendsofredaxo.github.io)) | [https://github.com/FriendsOfREDAXO/plyr](https://github.com/FriendsOfREDAXO/plyr)         |
 
 # Issues
 
diff --git a/src/js/utils/time.js b/src/js/utils/time.js
index ffca88b2..17228de5 100644
--- a/src/js/utils/time.js
+++ b/src/js/utils/time.js
@@ -13,7 +13,7 @@ export const getSeconds = value => Math.trunc(value % 60, 10);
 export function formatTime(time = 0, displayHours = false, inverted = false) {
     // Bail if the value isn't a number
     if (!is.number(time)) {
-        return formatTime(null, displayHours, inverted);
+        return formatTime(undefined, displayHours, inverted);
     }
 
     // Format time component to add leading zero