diff --git a/lib/private/Share20/Manager.php b/lib/private/Share20/Manager.php
index f7f090f261..9eee9a505e 100644
--- a/lib/private/Share20/Manager.php
+++ b/lib/private/Share20/Manager.php
@@ -42,6 +42,7 @@ use OCP\IGroupManager;
 use OCP\IL10N;
 use OCP\ILogger;
 use OCP\IURLGenerator;
+use OCP\IUser;
 use OCP\IUserManager;
 use OCP\Mail\IMailer;
 use OCP\Security\IHasher;