diff --git a/src/Symfony/Component/Console/Helper/QuestionHelper.php b/src/Symfony/Component/Console/Helper/QuestionHelper.php
index fe58bb9fa1..dd89105f6c 100644
--- a/src/Symfony/Component/Console/Helper/QuestionHelper.php
+++ b/src/Symfony/Component/Console/Helper/QuestionHelper.php
@@ -116,6 +116,14 @@ class QuestionHelper extends Helper
         return 'question';
     }
 
+    /**
+     * Prevents usage of stty.
+     */
+    public static function disableStty()
+    {
+        self::$stty = false;
+    }
+
     /**
      * Asks the question to the user.
      *