diff --git a/composer.json b/composer.json
index fe80286..4e40562 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     ],
     "require": {
         "phptransformers/phptransformer": "~1.0.0",
-        "dwoo/dwoo": "dev-beta"
+        "dwoo/dwoo": "^1.2.1"
     },
     "require-dev": {
         "phpunit/phpunit": "~4.6",
diff --git a/lib/DwooTransformer.php b/lib/DwooTransformer.php
index d41ffe5..e9083cd 100644
--- a/lib/DwooTransformer.php
+++ b/lib/DwooTransformer.php
@@ -4,7 +4,6 @@
 
 use Dwoo\Core;
 use Dwoo\Exception;
-use Dwoo\Exception\CoreException;
 use Dwoo\Template\Str;
 use PhpTransformers\PhpTransformer\TransformerInterface;
 
@@ -35,7 +34,7 @@ class DwooTransformer implements TransformerInterface
      *
      * @param array $options The DwooTransformer options
      *
-     * @throws CoreException
+     * @throws Exception
      */
     public function __construct(array $options = array())
     {
@@ -61,7 +60,6 @@ public function __construct(array $options = array())
         if (array_key_exists('template-dir', $options)) {
             $this->dwoo->setTemplateDir($options['template-dir']);
         }
-
     }
 
     /**
@@ -81,7 +79,6 @@ public function getName()
      * @param array $locals The variable to use in template
      * @return null|string
      *
-     * @throws CoreException
      * @throws Exception
      * @throws \Exception
      */
@@ -97,7 +94,6 @@ public function renderFile($file, array $locals = array())
      * @param array $locals The variable to use in template
      * @return null|string
      *
-     * @throws CoreException
      * @throws Exception
      * @throws \Exception
      */