diff --git a/static/contact.html b/static/contact.html
index a4ce60c4..a7808901 100644
--- a/static/contact.html
+++ b/static/contact.html
@@ -79,7 +79,7 @@
                 are multiple ways to join the channel:</p>
 
                 <ul>
-                    <li>Open <a href="ircs://chat.freenode.net:6697/grapheneos">#grapheneos</a> to join with your IRC client</li>
+                    <li>Open <a href="ircs://chat.freenode.net:6697/grapheneos" rel="nofollow">#grapheneos</a> to join with your IRC client</li>
                     <li>Open <a href="https://webchat.freenode.net/#grapheneos">#grapheneos webchat</a> to join with your browser</li>
                     <li>Join the bridged #grapheneos:matrix.org Matrix room with your Matrix client</li>
                 </ul>
@@ -89,7 +89,7 @@
                 ways to join the channel:</p>
 
                 <ul>
-                    <li>Open <a href="ircs://chat.freenode.net:6697/grapheneos-offtopic">#grapheneos-offtopic</a> to join with your IRC client</li>
+                    <li>Open <a href="ircs://chat.freenode.net:6697/grapheneos-offtopic" rel="nofollow">#grapheneos-offtopic</a> to join with your IRC client</li>
                     <li>Open <a href="https://webchat.freenode.net/#grapheneos-offtopic">#grapheneos-offtopic webchat</a> to join with your browser</li>
                     <li>Join the bridged #grapheneos-offtopic:matrix.org Matrix room with your Matrix client</li>
                 </ul>