diff --git a/src/Entity/Field/DatetimeTrait.php b/src/Entity/Field/DatetimeTrait.php
index 501c69c..e8f96ff 100644
--- a/src/Entity/Field/DatetimeTrait.php
+++ b/src/Entity/Field/DatetimeTrait.php
@@ -58,7 +58,7 @@ trait DatetimeTrait
 
     public function ageAt(null|\DateTime $dateTime) : int
     {
-        return (int) ( (int) ($dateTime ?: new DateTime())->format('Ymd') - (int) $this->format('Ymd') ) / 10000;
+        return (int) (( (int) ($dateTime ?: new DateTime())->format('Ymd') - (int) $this->format('Ymd') ) / 10000);
     }
 
     public function jsonSerialize(): mixed