diff --git a/README.md b/README.md
index eb11f688e..71c873792 100644
--- a/README.md
+++ b/README.md
@@ -171,11 +171,6 @@ We accept donations via [Patreon](https://www.patreon.com/jcbrand) and [Liberapa
     <img alt="Blokt Crypto & Privacy" src="https://raw.githubusercontent.com/conversejs/converse.js/541613d1fea8aef364af00180f60e959162e5e4b/logo/blokt.png" width="200">
   </a>
 </p>
-<p>
-  <a href="https://www.codefirst.co.uk?utm_source=conversejs" target="_blank" rel="noopener">
-    <img alt="Codefirst" src="https://raw.githubusercontent.com/conversejs/converse.js/541613d1fea8aef364af00180f60e959162e5e4b/logo/codefirst.png" width="200">
-  </a>
-</p>
 <p>
   <a href="https://www.keycdn.com?utm_source=conversejs" target="_blank" rel="noopener">
     <img alt="KeyCDN" src="https://raw.githubusercontent.com/conversejs/converse.js/541613d1fea8aef364af00180f60e959162e5e4b/logo/keycdn.png" width="200">
diff --git a/docs/source/_templates/sponsors.html b/docs/source/_templates/sponsors.html
index 14539c021..e3af40046 100644
--- a/docs/source/_templates/sponsors.html
+++ b/docs/source/_templates/sponsors.html
@@ -6,10 +6,6 @@
             <img style="height: 2.5em" src="/logo/keycdn.png" alt="KeyCDN">
         </a>
     </li>
-    <li><a href="https://www.codefirst.co.uk/?utm_source=conversejs" target="_blank" rel="noopener">
-            <img style="width: 9em" src="/logo/codefirst.png" alt="Codefirst">
-        </a>
-    </li>
     <li><a href="https://blokt.com/?utm_source=conversejs" target="_blank" rel="noopener">
             <img style="width: 9em" src="/logo/blokt.png" alt="Blokt Crypto & Privacy">
         </a>
diff --git a/index.html b/index.html
index 43ce88b9f..1636f71ca 100644
--- a/index.html
+++ b/index.html
@@ -242,7 +242,6 @@
                         <ul >
                             <li><a href="https://www.keycdn.com?utm_source=conversejs" target="_blank" rel="noopener"><img style="height: 3em" src="/logo/keycdn.svg" alt="KeyCDN"></a></li>
                             <li><a href="https://weblate.org?utm_source=conversejs" target="_blank" rel="noopener"><img style="height: 2.6em" src="/logo/weblate-button.svg" alt="Weblate"></a></li>
-                            <li><a href="https://www.codefirst.co.uk?utm_source=conversejs" target="_blank" rel="noopener"><img style="width: 12em; padding-top: 0.5em" src="/logo/codefirst.png" alt="Codefirst"></a></li>
                             <li><a href="https://blokt.com?utm_source=conversejs" target="_blank" rel="noopener"><img style="width: 12em" src="/logo/blokt.png" alt="Blokt Crypto & Privacy"></a></li>
                             <li><a href="https://primesound.org/?utm_source=conversejs" target="_blank" rel="noopener"><img style="width: 10em" src="/media/logos/primesound.png" alt="Prime Sound"></a></li>
                         </ul>
diff --git a/logo/codefirst.png b/logo/codefirst.png
deleted file mode 100644
index 027111280..000000000
Binary files a/logo/codefirst.png and /dev/null differ
diff --git a/mobile.html b/mobile.html
index afedc533e..8f0761eff 100644
--- a/mobile.html
+++ b/mobile.html
@@ -241,11 +241,9 @@
                         <h2>Converse is supported by:</h2>
                         <ul >
                             <li><a href="https://www.keycdn.com?utm_source=conversejs" target="_blank" rel="noopener"><img style="height: 3em" src="/logo/keycdn.svg" alt="KeyCDN"></a></li>
-                            <li><a href="https://wikisuite.org/?utm_source=conversejs" target="_blank" rel="noopener"><img style="height: 4em" src="/logo/wikisuite-white.png" alt="WikiSuite"></a></li>
                             <li><a href="https://weblate.org?utm_source=conversejs" target="_blank" rel="noopener"><img style="height: 2.6em" src="/logo/weblate-button.svg" alt="Weblate"></a></li>
-                            <li><a href="https://www.codefirst.co.uk?utm_source=conversejs" target="_blank" rel="noopener"><img style="width: 12em; padding-top: 0.5em" src="/logo/codefirst.png" alt="Codefirst"></a></li>
-                            <li><a href="https://www.b1-systems.de?utm_source=conversejs" target="_blank" rel="noopener"><img style="height: 5em" src="/logo/b1-systems.svg" alt="B1 Systems"></a></li>
                             <li><a href="https://blokt.com?utm_source=conversejs" target="_blank" rel="noopener"><img style="width: 12em" src="/logo/blokt.png" alt="Blokt Crypto & Privacy"></a></li>
+                            <li><a href="https://primesound.org/?utm_source=conversejs" target="_blank" rel="noopener"><img style="width: 10em" src="/media/logos/primesound.png" alt="Prime Sound"></a></li>
                         </ul>
                     </div>