diff --git a/pgbadger b/pgbadger
index db43701f..8375be4f 100644
--- a/pgbadger
+++ b/pgbadger
@@ -51,6 +51,7 @@ use FileHandle;
 use Socket;
 use constant EBCDIC => "\t" ne "\011";
 use Encode qw(encode decode);
+use open ':locale';
 
 $VERSION = '11.5';