diff --git a/MarkdownParserInterface.php b/MarkdownParserInterface.php
index 1cfe2d1..ece239e 100644
--- a/MarkdownParserInterface.php
+++ b/MarkdownParserInterface.php
@@ -11,5 +11,5 @@ interface MarkdownParserInterface
      *
      * @return string rendered html
      */
-    function transformMarkdown($text);
+    function transform($text);
 }
diff --git a/Parser/MarkdownParser.php b/Parser/MarkdownParser.php
index a09e2fa..4491aa7 100644
--- a/Parser/MarkdownParser.php
+++ b/Parser/MarkdownParser.php
@@ -4,7 +4,7 @@ namespace Knp\Bundle\MarkdownBundle\Parser;
 
 use Knp\Bundle\MarkdownBundle\MarkdownParserInterface;
 
-use dflydev\markdown\MarkdownExtraParser;
+use Michelf\MarkdownExtra;
 
 /**
  * MarkdownParser
@@ -12,7 +12,7 @@ use dflydev\markdown\MarkdownExtraParser;
  * This class extends the original Markdown parser.
  * It allows to disable unwanted features to increase performances.
  */
-class MarkdownParser extends MarkdownExtraParser implements MarkdownParserInterface
+class MarkdownParser extends MarkdownExtra implements MarkdownParserInterface
 {
     /**
      * Use the constructor to disable some of them
@@ -111,7 +111,7 @@ class MarkdownParser extends MarkdownExtraParser implements MarkdownParserInterf
             $text = htmlspecialchars($text, ENT_NOQUOTES);
         }
 
-        return parent::transformMarkdown($text);
+        return parent::transform($text);
     }
 
     /**
diff --git a/composer.json b/composer.json
index bcea714..49865e4 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
     "require": {
         "php":                      ">=5.3.3",
         "symfony/framework-bundle": "~2.0",
-        "dflydev/markdown":         "1.0.*@dev"
+        "michelf/php-markdown":     "1.4.0"
     },
 
     "suggest": {