diff --git a/cli.js b/cli.js
index 80143b93..4411b00a 100755
--- a/cli.js
+++ b/cli.js
@@ -128,7 +128,6 @@ const docs = pipe(
 );
 
 const schemaPathMap = {};
-const metaElements = argv.m;
 const schemaPath = argv.d;
 const schemaDir = argv.x;
 const target = fs.statSync(schemaPath);
@@ -163,7 +162,9 @@ readdirp.promise(schemaPath, { root: schemaPath, fileFilter: `*.${schemaExtensio
     generate,
 
     // generate Markdown ASTs
-    build({}),
+    build({
+      header: argv.h
+    }),
 
     // build readme
     readme({
diff --git a/lib/markdownBuilder.js b/lib/markdownBuilder.js
index d5e5f967..3c9f8942 100644
--- a/lib/markdownBuilder.js
+++ b/lib/markdownBuilder.js
@@ -11,18 +11,26 @@
  */
 const { each, values } = require('ferrum');
 const {
-  root, paragraph, text, heading, brk, separator
+  root, paragraph, text, heading, code
 } = require('mdast-builder');
 
-function build({ }) {
-
+function build({ header }) {
+  function makeheader(schema) {
+    if (header) {
+      return [
+        heading(1, text(schema.title)),
+        paragraph(code('txt', schema.id + (schema.pointer ? '#' + schema.pointer : ''))),
+        schema.longdescription
+      ]
+    }
+    return [];
+  }
 
   return (schemas) => {
   // eslint-disable-next-line no-return-assign, no-param-reassign
     each(values(schemas), schema => schema.markdown = root([
     // todo add more elements
-      heading(1, text(schema.title)),
-      paragraph(text('This is a schema.')),
+      ...makeheader(schema)
     ]));
     return schemas;
   };