M index.html → index.html

@@ -99,7 +99,7 @@ </section>
     <section id="buttons">
         <a href="https://beeping.pet"><img src="https://beeping.pet/assets/88x31/6B74-4.png" alt="2 magenta glowing boxes, green glowing doll code for 6B74-4"></a>
         <a href="https://shackspace.de"><img src="https://beeping.pet/assets/88x31/shackspace.png" alt="green pixel house icon, text: shack"></a>
-        <a href="https://tulpenkiste.codeberg.page"><img src="https://tulpenkiste.codeberg.page/assets/img/butts/mine.png" alt="Tulpenkiste's Code Cave"></a>
+        <a href="https://tulpenkiste.codeberg.page"><img src="https://tulpenkiste.codeberg.page/assets/img/butts/mine/tulpenkiste.png" alt="Tulpenkiste's Code Cave"></a>
         <a href="https://garnix.dev/"><img src="https://garnix.dev/assets/88x31/ixhby.png" alt="non-binary and trans flag in the corner, text: ixhby"></a>
         <a href="https://asm.pet/"><img src="https://asm.pet/button.png" alt="outline of a bone, text: asm"></a>
         <a href="https://anpli.de/"><img src="https://anpli.de/88x31.gif" alt="waving penguin, 'anpli.de' flying through"></a>