diff --git a/apps/files_external/ajax/addRootCertificate.php b/apps/files_external/ajax/addRootCertificate.php
index ae349bfcd3..fcd3a617ad 100644
--- a/apps/files_external/ajax/addRootCertificate.php
+++ b/apps/files_external/ajax/addRootCertificate.php
@@ -4,7 +4,7 @@ OCP\JSON::checkAppEnabled('files_external');
 OCP\JSON::callCheck();
 
 if ( ! ($filename = $_FILES['rootcert_import']['name']) ) {
-	header("Location: settings/personal.php");
+	header('Location:' . OCP\Util::linkToRoute( "settings_personal" ));
 	exit;
 }