diff --git a/src/server/server.ts b/src/server/server.ts
index cd0cff8..e400aea 100644
--- a/src/server/server.ts
+++ b/src/server/server.ts
@@ -85,7 +85,13 @@ const renderTemplate = async (
   } | Guía Completa`;
   const html = await ejs.renderFile(
     layoutFile,
-    { ...locals, title: locals.title ?? defaultTitle, body },
+    {
+      head: null,
+      scripts: null,
+      ...locals,
+      title: locals.title ?? defaultTitle,
+      body,
+    },
     { async: true }
   );
   res.writeHead(statusCode, {
diff --git a/src/server/views/layouts/layout.ejs b/src/server/views/layouts/layout.ejs
index 6a4b7e6..197ab31 100644
--- a/src/server/views/layouts/layout.ejs
+++ b/src/server/views/layouts/layout.ejs
@@ -39,7 +39,7 @@
     };
   </script>
   <link rel="stylesheet" href="/assets/css/styles.css">
-  <% if (head) { %>
+  <% if (typeof head !== 'undefined' && head) { %>
     <%= head %>
   <% } %>
 </head>
@@ -92,7 +92,7 @@
   </footer>
 
   <script src="/assets/js/main.js" type="module"></script>
-  <% if (scripts) { %>
+  <% if (typeof scripts !== 'undefined' && scripts) { %>
     <%= scripts %>
   <% } %>
 </body>