diff --git a/lib/posthtml-render.js b/lib/posthtml-render.js
index 9038c8f..052b49b 100644
--- a/lib/posthtml-render.js
+++ b/lib/posthtml-render.js
@@ -1,15 +1,15 @@
 (function(global) {
 /**
- * Parse PostHTMLTree to html
+ * Render PostHTMLTree to html
  * @param  {Object} tree    PostHTMLTree
- * @param  {Object} options Parse options
+ * @param  {Object} options Render options
  * @return {String}         html string
  */
 function postHTMLRender(tree, options) {
     options = options || {};
 
     /**
-     * options parse
+     * options render
      * @param {Array}  singleTags           single tags array for extend default
      * @param {String} closingSingleTag     option for closing single tag
      *                                      Option: