Fix warning on PHP 8.4

sendgrid · Nov 28, 2024 · f363332 · f363332
1 parent bbc26aa
commit f363332
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/mail/Mail.php b/lib/mail/Mail.php
@@ -101,7 +101,7 @@ public function __construct(
         $subject = null,
         $plainTextContent = null,
         $htmlContent = null,
-        array $globalSubstitutions = null
+        ?array $globalSubstitutions = null
     ) {
         if (!isset($from)
             && !isset($to)