diff --git a/src/Symfony/Component/Security/Core/Authorization/Voter/VoterInterface.php b/src/Symfony/Component/Security/Core/Authorization/Voter/VoterInterface.php
index 1fc93e50cc..0840c1c622 100644
--- a/src/Symfony/Component/Security/Core/Authorization/Voter/VoterInterface.php
+++ b/src/Symfony/Component/Security/Core/Authorization/Voter/VoterInterface.php
@@ -38,7 +38,7 @@ interface VoterInterface
      *
      * @param string $class A class name
      *
-     * @return true if this Voter can process the class
+     * @return Boolean true if this Voter can process the class
      */
     public function supportsClass($class);