diff --git a/Formatter/MessageFormatter.php b/Formatter/MessageFormatter.php
index a0ebde84..a1676406 100644
--- a/Formatter/MessageFormatter.php
+++ b/Formatter/MessageFormatter.php
@@ -16,6 +16,9 @@
 use Symfony\Component\Translation\TranslatorInterface as LegacyTranslatorInterface;
 use Symfony\Contracts\Translation\TranslatorInterface;
 
+// Help opcache.preload discover always-needed symbols
+class_exists(IntlFormatter::class);
+
 /**
  * @author Abdellatif Ait boudad <a.aitboudad@gmail.com>
  */