diff --git a/generate-epub.ts b/generate-epub.ts
index 617953c..80de427 100644
--- a/generate-epub.ts
+++ b/generate-epub.ts
@@ -71,7 +71,10 @@ async function generateEpub() {
         <h1>${post.title}</h1>
         <p><em>Por ${post.author}</em></p>
         ${paragraphs || '<p>No content available</p>'}
-        <p><a href="${post.url}">Publicación original</a></p>
+        <div style="margin-top: 2em; border-top: 1px solid #eee; padding-top: 1em;">
+          <p><a href="${post.url}">Publicación original</a></p>
+          <p><a href="toc.html">Volver al índice</a></p>
+        </div>
       `
     });
   }