diff --git a/marketing-site/components/Book3D.jsx b/marketing-site/components/Book3D.jsx
index 193ee74..666e0dd 100644
--- a/marketing-site/components/Book3D.jsx
+++ b/marketing-site/components/Book3D.jsx
@@ -11,7 +11,7 @@ export default function Book3D() {
         <div className="book3d__face book3d__pages" />
         <div className="book3d__face book3d__top" />
         <div className="book3d__face book3d__spine">
-          <span>AIBook.fun · Responsible Agentic AI</span>
+          <span>AiBook.fun · Responsible Agentic AI</span>
         </div>
         <div className="book3d__face book3d__cover">
           <span className="book3d__kicker">The Field Guide</span>
@@ -28,7 +28,7 @@ export default function Book3D() {
               <path d="M20 5 L22.6 20 L20 35 L17.4 20 Z" fill="#efe9db" />
               <path d="M5 20 L20 17.4 L35 20 L20 22.6 Z" fill="#efe9db" opacity="0.55" />
             </svg>
-            <span className="book3d__brand">AIBook.fun</span>
+            <span className="book3d__brand">AiBook.fun</span>
           </div>
           {/* Belly band — the classic publisher's wraparound strip for a themed
               tie-in, rather than redesigning the whole cover around it. */}