diff --git a/revcanonical.php b/revcanonical.php
old mode 100755
new mode 100644
index b5b95d3..eafa4f8
--- a/revcanonical.php
+++ b/revcanonical.php
@@ -47,6 +47,7 @@ function revcanonical_do_redirect()
   $id = substr($rq, 1, strlen($rq));
   if ($id != '' && $pl = revcanonical_unshorten($id)) {
 	  header('Location: '.$pl, true, 301);
+	  exit;
   }
 }