diff --git a/lib/unix_dog/Controller/Register.pm b/lib/unix_dog/Controller/Register.pm
index cb88fc7..3d3cfc9 100644
--- a/lib/unix_dog/Controller/Register.pm
+++ b/lib/unix_dog/Controller/Register.pm
@@ -10,6 +10,7 @@ use Net::LDAP::Constant qw(LDAP_NO_SUCH_OBJECT);
 use Email::Simple;
 use Email::Sender::Simple;
 use Email::Sender::Transport::Sendmail;
+require unix_dog::Util;
 
 
 sub registration($self) {