1 files changed, 1 insertions, 1 deletions
diff --git a/browser/extensions/pictureinpicture/video-wrappers/tubi.js b/browser/extensions/pictureinpicture/video-wrappers/tubi.js
index 291dbfddeb..c31cdca3d4 100644
--- a/browser/extensions/pictureinpicture/video-wrappers/tubi.js
+++ b/browser/extensions/pictureinpicture/video-wrappers/tubi.js
@@ -10,7 +10,7 @@ class PictureInPictureVideoWrapper {
 
     if (container) {
       updateCaptionsFunction("");
-      const callback = function (mutationsList, observer) {
+      const callback = function () {
         let text = container?.querySelector(
           `[data-id="captionsComponent"]:not([style="display: none;"])`
         )?.innerText;