diff --git a/index.html b/index.html
index 04ae8fa..27269fb 100644
--- a/index.html
+++ b/index.html
@@ -189,7 +189,7 @@ <h1>kaı</h1>
       <button onclick="clearTextbox()">Clear</button>
       <button onclick="copyTextbox()">Copy</button>
     </div>
-    <textarea id="kai" rows="20" autofocus placeholder="Kaı súq doa"></textarea>
+    <textarea id="kai" rows="20" autofocus placeholder="Kaı súq doa" spellcheck="false"></textarea>
   </main>
   <script src="./kaichuo.js"></script>
   <script>