diff --git a/check_json.pl b/check_json.pl
index fb253c9..dd22e1b 100755
--- a/check_json.pl
+++ b/check_json.pl
@@ -19,6 +19,7 @@ my $np = Nagios::Plugin->new(
     . "[ -m|--metadata <content> ] "
     . "[ -T|--contenttype <content-type> ] "
     . "[ --ignoressl ] "
+    . "[ -x|--xauth <X-Auth-Token> ] "
     . "[ -h|--help ] ",
     version => '0.5',
     blurb   => 'Nagios plugin to check JSON attributes via http(s)',
@@ -99,20 +100,29 @@ $np->add_arg(
     help => "--ignoressl\n   Ignore bad ssl certificates",
 );
 
+$np->add_arg(
+    spec => 'xauth|x=s',
+    help => "-x|--xauth\n   Use X-Auth-Token in header",
+);
+
+
 ## Parse @ARGV and process standard arguments (e.g. usage, help, version)
 $np->getopts;
 if ($np->opts->verbose) { (print Dumper ($np))};
 
 ## GET URL
 my $ua = LWP::UserAgent->new;
-
 $ua->env_proxy;
 $ua->agent('check_json/0.5');
-$ua->default_header('Accept' => 'application/json');
+$ua->default_header('Accept' => 'application/json'  );
 $ua->protocols_allowed( [ 'http', 'https'] );
 $ua->parse_head(0);
 $ua->timeout($np->opts->timeout);
 
+if ($np->opts->xauth) {
+    $ua->default_header('Accept' => 'application/json', 'X-Auth-Token' => $np->opts->xauth  );
+}
+
 if ($np->opts->ignoressl) {
     $ua->ssl_opts(verify_hostname => 0, SSL_verify_mode => 0x00);
 }