diff --git a/README.md b/README.md
index 5fcb0cb..79645f5 100644
--- a/README.md
+++ b/README.md
@@ -65,12 +65,8 @@ Before you [report an issue](https://github.com/chylex/Userscripts/issues/new) (
<table>
<tbody>
<tr>
- <th width="110px" rowspan="6">YouTube</th>
- <td width="325px"><a href="#activity-check-removal">Activity Check Removal</a></td>
- <td>Script</td>
- </tr>
- <tr>
- <td><a href="#block-youtube-playlists">Block YouTube Playlists</a></td>
+ <th width="110px" rowspan="5">YouTube</th>
+ <td width="325px"><a href="#block-youtube-playlists">Block YouTube Playlists</a></td>
<td>Script</td>
</tr>
<tr>
@@ -158,14 +154,6 @@ Overlays Twitch chat over the video to save space. Includes many customizations
---
### YouTube
-#### Activity Check Removal
-Removes activity check that interrupts video playback. **This script is obsolete**.
-\[ [Automatically updated](https://github.com/chylex/Userscripts/raw/master/YouTube/ActivityCheckRemoval.user.js) \]
-\-
-\[ [Manually updated](https://github.com/chylex/Userscripts/raw/2ddfdcd8cffb796830ff04847f43f2bf91fb0ffc/YouTube/ActivityCheckRemoval.user.js) \]
-\-
-\[ [Source code](https://github.com/chylex/Userscripts/blob/master/YouTube/ActivityCheckRemoval.user.js) \]
-
#### Block YouTube Playlists
Removes playlists from YouTube video URLs.
\[ [Automatically updated](https://github.com/chylex/Userscripts/raw/master/YouTube/BlockPlaylists.user.js) \]
diff --git a/YouTube/ActivityCheckRemoval.user.js b/YouTube/ActivityCheckRemoval.user.js
deleted file mode 100644
index 372f353..0000000
--- a/YouTube/ActivityCheckRemoval.user.js
+++ /dev/null
@@ -1,35 +0,0 @@
-// ==UserScript==
-// @name YouTube Activity Check Removal
-// @description Removes activity check that interrupts video playback.
-// @version 1
-// @license MPL-2.0
-// @namespace https://chylex.com
-// @homepageURL https://github.com/chylex/Userscripts
-// @supportURL https://github.com/chylex/Userscripts/issues
-// @include https://youtube.com/*
-// @include https://*.youtube.com/*
-// @run-at document-end
-// @grant none
-// @noframes
-// ==/UserScript==
-
-var timeout = 0;
-
-var check = setInterval(function(){
- if (_yt_www.J){
- clearInterval(check);
-
- var prev = _yt_www.J;
-
- _yt_www.J = function(cls){
- if (cls && cls.startsWith("youthere-")){
- return null;
- }
-
- return prev.apply(this, arguments);
- };
- }
- else if (++timeout > 500){ // average should be about 5-10
- clearInterval(check);
- }
-}, 1);