diff --git a/core/templates/play/join_game.html b/core/templates/play/join_game.html
index 7b951b5..81aa04d 100644
--- a/core/templates/play/join_game.html
+++ b/core/templates/play/join_game.html
@@ -7,7 +7,7 @@
         <form action="{% url 'play:join_game' %}" method="post" class="flex flex-col gap-4">
             {% csrf_token %}
             <div class="flex gap-3 items-center justify-center">
-                <input type="text" name="game_code" placeholder="XXX-XXX" maxlength="7" class="w-32 p-3 rounded-full bg-gray-200 focus:scale-105 transition duration-200 font-black focus:outline-none focus:ring-2 focus:ring-blue-400 focus:bg-blue-100 text-center tracking-wider"  autofocus>
+                <input type="text" name="game_code" placeholder="123456" maxlength="6" class="w-32 p-3 rounded-full bg-gray-200 focus:scale-105 transition duration-200 font-black focus:outline-none focus:ring-2 focus:ring-blue-400 focus:bg-blue-100 text-center tracking-wider"  autofocus>
                 <button type="submit" class="h-12 px-6 rounded-full bg-blue-600 text-white font-black hover:scale-105 transition duration-200 flex items-center gap-2 disabled:opacity-50 disabled:cursor-not-allowed hover:bg-blue-700 active:scale-95 group" disabled>
                     <span class="hidden sm:block">Beitreten</span>
                     <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" class="w-5 h-5 transition-transform group-hover:translate-x-1">
@@ -21,7 +21,7 @@
             const button = document.querySelector('button[type="submit"]');
             
             input.addEventListener('input', function(e) {
-                button.disabled = !this.value.match(/^[A-Z0-9]{3}-[A-Z0-9]{3}$/);
+                button.disabled = !this.value.match(/^[0-9]{6}$/);
             });
 
             input.addEventListener('keypress', function(e) {