diff --git a/README.md b/README.md
index be3c4480..9a770eef 100644
--- a/README.md
+++ b/README.md
@@ -203,4 +203,4 @@ Example:
 `path` is a path to file relative to the Magento root folder
 
 # Notes
-- The extra->magento-root-dir option is no longer supported. It displays only to preseve backward compatibility.
\ No newline at end of file
+- The extra->magento-root-dir option is no longer supported. It displays only to preseve backward compatibility.
diff --git a/src/MagentoHackathon/Composer/Magento/ModmanParser.php b/src/MagentoHackathon/Composer/Magento/ModmanParser.php
index 93b78000..01f0b721 100644
--- a/src/MagentoHackathon/Composer/Magento/ModmanParser.php
+++ b/src/MagentoHackathon/Composer/Magento/ModmanParser.php
@@ -25,7 +25,7 @@ class ModmanParser extends PathTranslationParser
      *
      * @param string $moduleDir
      */
-    public function __construct($moduleDir = null, $translations = array(), $pathSuffix)
+    public function __construct($moduleDir = null, $translations = array(), $pathSuffix = '')
     {
         parent::__construct($translations, $pathSuffix);