diff --git a/README.md b/README.md
index 684fd5180..5dd3b693c 100644
--- a/README.md
+++ b/README.md
@@ -22,8 +22,8 @@
 * [30 Seconds of React](https://github.com/30-seconds/30-seconds-of-react)
 * [30 Seconds of Python](https://github.com/30-seconds/30-seconds-of-python-code)
 * [30 Seconds of PHP](https://github.com/30-seconds/30-seconds-of-php-code)
+* [30 Seconds of Knowledge](https://chrome.google.com/webstore/detail/30-seconds-of-knowledge/mmgplondnjekobonklacmemikcnhklla)
 * [30 Seconds of Kotlin](https://github.com/IvanMwiruki/30-seconds-of-kotlin) _(unofficial)_
-* [30 Seconds of Knowledge](https://chrome.google.com/webstore/detail/30-seconds-of-knowledge/mmgplondnjekobonklacmemikcnhklla) _(unofficial)_
 
 #### Package
 
diff --git a/static-parts/README-start.md b/static-parts/README-start.md
index 3425bbdce..1644f0ef3 100644
--- a/static-parts/README-start.md
+++ b/static-parts/README-start.md
@@ -20,10 +20,10 @@
 * [30 Seconds of CSS](https://30-seconds.github.io/30-seconds-of-css/)
 * [30 Seconds of Interviews](https://30secondsofinterviews.org/)
 * [30 Seconds of React](https://github.com/30-seconds/30-seconds-of-react)
-* [30 Seconds of Python](https://github.com/kriadmin/30-seconds-of-python-code) _(unofficial)_
-* [30 Seconds of PHP](https://github.com/appzcoder/30-seconds-of-php-code) _(unofficial)_
+* [30 Seconds of Python](https://github.com/30-seconds/30-seconds-of-python-code)
+* [30 Seconds of PHP](https://github.com/30-seconds/30-seconds-of-php-code)
+* [30 Seconds of Knowledge](https://chrome.google.com/webstore/detail/30-seconds-of-knowledge/mmgplondnjekobonklacmemikcnhklla)
 * [30 Seconds of Kotlin](https://github.com/IvanMwiruki/30-seconds-of-kotlin) _(unofficial)_
-* [30 Seconds of Knowledge](https://chrome.google.com/webstore/detail/30-seconds-of-knowledge/mmgplondnjekobonklacmemikcnhklla) _(unofficial)_
 
 #### Package
 
diff --git a/static-parts/about.html b/static-parts/about.html
index c98815972..dad93e578 100644
--- a/static-parts/about.html
+++ b/static-parts/about.html
@@ -146,8 +146,8 @@
         <ul>
           <li><a href="https://30-seconds.github.io/30-seconds-of-css/">30 seconds of CSS</a></li>
           <li><a href="http://30secondsofinterviews.org/">30 seconds of Interviews</a> by <strong>fejes713</strong></li>
-          <li><a href="https://github.com/kriadmin/30-seconds-of-python-code">30 seconds of Python</a> <em>(unofficial)</em></li>
-          <li><a href="https://github.com/appzcoder/30-seconds-of-php-code">30 seconds of PHP</a> <em>(unofficial)</em></li>
+          <li><a href="https://github.com/30-seconds/30-seconds-of-python-code">30 seconds of Python</a></li>
+          <li><a href="https://github.com/30-seconds/30-seconds-of-php-code">30 seconds of PHP</a></li>
         </ul><br />
         <h2 class="category-name">Maintainers</h2>
           <div class="flex-row">