diff --git a/web/src/pages/Chat.tsx b/web/src/pages/Chat.tsx
index b393d2e52..01912b77e 100644
--- a/web/src/pages/Chat.tsx
+++ b/web/src/pages/Chat.tsx
@@ -183,7 +183,7 @@ function ChatEntry({
           value={input}
           onChange={(e) => setInput(e.target.value)}
           onKeyDown={handleKeyDown}
-          disabled={isLoading}
+          aria-busy={isLoading}
         />
         <Button
           variant="select"