--- examples/pow.js
+++ examples/pow.js
@@ -1,6 +1,15 @@
-var mkdirp = require('mkdirp').mkdirp;
+var mkdirp = require('../').mkdirp,
+    mkdirpSync = require('../').mkdirpSync;
 
 mkdirp('/tmp/foo/bar/baz', 0755, function (err) {
     if (err) console.error(err)
     else console.log('pow!')
 });
+
+try {
+  mkdirpSync('/tmp/bar/foo/baz', 0755);
+  console.log('double pow!');
+}
+catch (ex) {
+  console.log(ex);
+}