diff --git a/web_timeline/static/src/views/timeline/timeline_renderer.esm.js b/web_timeline/static/src/views/timeline/timeline_renderer.esm.js
index c64000c2f..c7de09232 100644
--- a/web_timeline/static/src/views/timeline/timeline_renderer.esm.js
+++ b/web_timeline/static/src/views/timeline/timeline_renderer.esm.js
@@ -123,7 +123,7 @@ export class TimelineRenderer extends Component {
     /**
      * Scales the timeline window based on the current window.
      *
-     * @param {function} getHoursFromStart Function which returns the timespan
+     * @param {Function} getHoursFromStart Function which returns the timespan
      * (in hours) the window must be scaled to, starting from the "start" moment.
      * @private
      */