diff --git a/quiz.html b/quiz.html
index a384990408821416b826d46bb7dfd8edda1662bb..c1a92959ff73dccdc6d5417488f6985eca9680e9 100644
--- a/quiz.html
+++ b/quiz.html
@@ -58,11 +58,11 @@
 	  </p>
 
 	  <footer>
-	    <code>$Id: quiz.html,v 1.14 2024/01/20 12:30:28 oj14ozun Exp oj14ozun $</code>
+	    <code>$Id: quiz.html,v 1.15 2024/01/20 12:30:59 oj14ozun Exp oj14ozun $</code>
 	    <code id="js-version"></code>
 	  </footer>
 	</aside>
-	<button id="info-toggle">i</button>
+	<button id="info-toggle">𝒊</button>
       </div>
 
       <noscript>