diff --git a/src/Event.php b/src/Event.php
index 187f4f3..2ce444a 100644
--- a/src/Event.php
+++ b/src/Event.php
@@ -321,7 +321,8 @@ public function toArray()
      *
      * @return array
      */
-    public function jsonSerialize(): array {
+    public function jsonSerialize(): array
+    {
         return $this->data;
     }
 }