--- a/check_rbl/src/check_rbl.pod
+++ b/check_rbl/src/check_rbl.pod
@@ -6,6 +6,8 @@
 
 =pod
 
+=encoding utf8
+
 =head1 NAME
 
 C<check_rbl> - a Nagios plugin to check if an SMTP server is blacklisted
