diff --git a/verify.php b/verify.php
index 92ca4f7..a6e1ad1 100644
--- a/verify.php
+++ b/verify.php
@@ -4,7 +4,7 @@
 require_once "config.php";
 
 function send_verify_notification($username) {
-    global $link;
+    global $link, $mailer;
     // send admin mail
     $sql = "SELECT email FROM users WHERE type = 'admin'";
     $stmt = mysqli_prepare($link, $sql);