1 files changed, 1 insertions, 1 deletions
diff --git a/Acl/Permission/PermissionMapInterface.php b/Acl/Permission/PermissionMapInterface.php
index 44c15cc..20ca181 100644
--- a/Acl/Permission/PermissionMapInterface.php
+++ b/Acl/Permission/PermissionMapInterface.php
@@ -34,7 +34,7 @@ interface PermissionMapInterface
      * Whether this map contains the given permission
      *
      * @param string $permission
-     * @return Boolean
+     * @return bool
      */
     public function contains($permission);
 }