diff --git a/check_size_consistency.pl b/check_size_consistency.pl
index e17f8b4..161a929 100644
--- a/check_size_consistency.pl
+++ b/check_size_consistency.pl
@@ -57,6 +57,7 @@ $lastXferErrors = $backups[@backups-1]{xferErrs} if ( @backups );
 $maxErrors = $conf->{MaxXferError} if (defined $conf->{MaxXferError});
 
 print<<"EOF";
+Usage: $0 <host>
 
 Full Size of last backup : $fullSize
 EOF