diff --git a/Annotation/Areas.php b/Annotation/Areas.php
index b81272f..8e8d588 100644
--- a/Annotation/Areas.php
+++ b/Annotation/Areas.php
@@ -23,7 +23,7 @@ final class Areas
     public function __construct(array $properties)
     {
         if (!array_key_exists('value', $properties) || !is_array($properties['value'])) {
-            $properties = array_values($properties);
+            $properties['value'] = array_values($properties);
         }
 
         if ([] === $properties) {