diff --git a/svn/ddclient b/svn/ddclient
index 9bef661..69aa908 100755
--- a/svn/ddclient
+++ b/svn/ddclient
@@ -1403,7 +1403,7 @@ sub logger {
 sub sendmail {
     my $recipients = opt('mail');
 
-    if (opt('mail-failure') && ($result ne 'OK' && $result != 0)) {
+    if (opt('mail-failure') && ($result ne 'OK' && $result ne '0')) {
 	$recipients = opt('mail-failure');
     }
     if ($msgs && $recipients && $msgs ne $last_msgs) {