diff --git a/README.md b/README.md
index be11b52c1..16d20fc92 100644
--- a/README.md
+++ b/README.md
@@ -43,9 +43,6 @@
   </a>
 </p>
 
-
-
-
 <br>
 <br>
 
@@ -379,9 +376,12 @@ There are several ways to help.
 
 Recently support for Super Productivity has been growing! A big thank you to all our sponsors, especially the ones below!
 
-<p style="font-size:21px; color:black;">Browser testing via
-        <a href="https://www.lambdatest.com/?utm_source=superproductivity&utm_medium=sponsor" target="_blank">
-            <img src="https://www.lambdatest.com/blue-logo.png" style="vertical-align: middle;" width="250" height="45" />
+<p style="font-size:21px; color:black;">Agentic AI Quality Engineering via
+        <a href="https://www.testmu.ai/?utm_source=superproductivity&utm_medium=sponsor" target="_blank">
+            <picture>
+                <source srcset="https://super-productivity.com/_astro/test-mu-log-dark.Dy0yXuJ7.svg" media="(prefers-color-scheme: dark)" />
+                <img src="https://super-productivity.com/_astro/test-mu-log-light.CehEzLCt.svg" style="vertical-align: middle;" width="250" height="45" alt="TestMu AI" />
+            </picture>
         </a>
     </p>