diff --git a/Sources/Actions/Register2.php b/Sources/Actions/Register2.php
index eaacbc0e53..d26e1c5852 100644
--- a/Sources/Actions/Register2.php
+++ b/Sources/Actions/Register2.php
@@ -22,6 +22,7 @@
 use SMF\IntegrationHook;
 use SMF\Lang;
 use SMF\Logging;
+use SMF\Mail;
 use SMF\Profile;
 use SMF\Security;
 use SMF\SecurityToken;