diff --git a/get-involved.html b/get-involved.html
index 1be7b17..a1f16af 100644
--- a/get-involved.html
+++ b/get-involved.html
@@ -60,10 +60,6 @@ <h4 class="card-title">Join the online community</h4>
       <div class="card-footer">
         <a href="https://discord.com/invite/et353sv"><img style="width: 100%; max-width: 150px;"
             src="images/discord.png" alt="discord" title="Join our Discord" /></a>
-        <a href="https://mattermost.srcf.net" target="_blank">
-          <img style="width: 100%; max-width: 150px;" class="mx-3" src="images/mattermost.svg" alt="mattermost"
-            title="Join our Mattermost" />
-        </a>
         <a class="btn btn-primary" href="irc://irc.srcf.net/hackday">IRC #hackday</a>
       </div>
     </div>
diff --git a/index.html b/index.html
index 4a8708f..f5aa158 100644
--- a/index.html
+++ b/index.html
@@ -60,7 +60,6 @@ <h4 class="card-title">Services</h4>
             <li>
               2GB of file or web space</li>
             <li>general purpose shell accounts on our servers hosted in Cambridge</li>
-            <li>hosted Mattermost and Zulip instances</li>
             <li>...and <a href="services">much more!</a></li>
           </ul>
           All of these services are available for personal accounts and groups, such as societies.
@@ -105,7 +104,7 @@ <h4 class="card-title">Volunteering</h4>
             at any point during term. Come and talk to us even if you're not sure!</p>
           <ul>
             <li><a href="https://lists.srcf.net/mailman/listinfo/srcf-volunteers">Join our mailing list</a></li>
-            <li>Chat with us on <a href="https://mattermost.srcf.net/">Mattermost</a>,
+            <li>Chat with us on
               <a href="https://discord.com/invite/et353sv">Discord</a> or
               <a href="https://webchat.srcf.net/?channels=welcome">IRC</a></li>
             <li><a href="https://forms.gle/xxqMuqbZmHsE5ozm9">Fill out</a> the interest form</li>
diff --git a/services.html b/services.html
index b15a425..a1390e1 100644
--- a/services.html
+++ b/services.html
@@ -75,19 +75,6 @@ <h4 class="card-title">Shell and files</h4>
         </ul>
       </div>
     </div>
-    <div class="card">
-      <div class="card-body">
-        <h4 class="card-title"><a href="https://mattermost.srcf.net" target="_blank">Mattermost</a></h4>
-        <p>Mattermost is a flexible, open source messaging platform
-          that enables secure team collaboration. You can use it for your society, with friends or for any group.</p>
-        <ul>
-          <li>Real-time collaboration</li>
-          <li>Organized conversations in teams and channels</li>
-          <li>File, image and link sharing</li>
-        </ul>
-        <p>Learn more about Mattermost <a href="https://mattermost.com" target="_blank">here</a></p>
-      </div>
-    </div>
     <div class="card">
       <div class="card-body">
         <h4 class="card-title">Miscellaneous</h4>