diff --git a/contrib/notification.html b/contrib/notification.html
index 547870c..902d328 100644
--- a/contrib/notification.html
+++ b/contrib/notification.html
@@ -18,6 +18,11 @@
 
 <p><a href="../README.md">⬅️ Go back to main README</a></p>
 
+<blockquote style="/*! display */"><p>💡️ <strong>Hint</strong>: This site or links
+on it may be broken on code hosting sites. Use
+<a href="https://rsc.eworm.de/main/contrib/notification.html">Notification Generator</a>
+instead.</p></blockquote>
+
 <div class="notification">
   <img src="../logo.svg" alt="logo" class="logo" width=48 height=48>
   <div class="content">