diff --git a/src/Symfony/Component/Console/Command/Command.php b/src/Symfony/Component/Console/Command/Command.php
index cd9db7603c..3b4ba36ea5 100644
--- a/src/Symfony/Component/Console/Command/Command.php
+++ b/src/Symfony/Component/Console/Command/Command.php
@@ -388,7 +388,7 @@ class Command
      * Adds an option.
      *
      * @param string                        $name        The option name
-     * @param string|array                  $shortcut    The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts
+     * @param string|array|null             $shortcut    The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts
      * @param int|null                      $mode        The option mode: One of the InputOption::VALUE_* constants
      * @param string                        $description A description text
      * @param string|string[]|int|bool|null $default     The default value (must be null for InputOption::VALUE_NONE)
diff --git a/src/Symfony/Component/Console/Input/InputOption.php b/src/Symfony/Component/Console/Input/InputOption.php
index 20c9d2ea59..d30e571bf4 100644
--- a/src/Symfony/Component/Console/Input/InputOption.php
+++ b/src/Symfony/Component/Console/Input/InputOption.php
@@ -34,7 +34,7 @@ class InputOption
 
     /**
      * @param string                        $name        The option name
-     * @param string|array                  $shortcut    The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts
+     * @param string|array|null             $shortcut    The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts
      * @param int|null                      $mode        The option mode: One of the VALUE_* constants
      * @param string                        $description A description text
      * @param string|string[]|int|bool|null $default     The default value (must be null for self::VALUE_NONE)
@@ -89,7 +89,7 @@ class InputOption
     /**
      * Returns the option shortcut.
      *
-     * @return string The shortcut
+     * @return string|null The shortcut
      */
     public function getShortcut()
     {