1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_ntp_peer.c b/plugins/check_ntp_peer.c
index f7cad630..26f74286 100644
--- a/plugins/check_ntp_peer.c
+++ b/plugins/check_ntp_peer.c
@@ -625,7 +625,7 @@ check_ntp_peer_config_wrapper process_arguments(int argc, char **argv) {
                                 mp_thresholds_set_crit(result.config.truechimer_thresholds, tmp.range);
                 } break;
                 case 'H':
-                        if (!is_host(optarg)) {
+                        if (!is_host(optarg) && (optarg[0] != '/')) {
                                 usage2(_("Invalid hostname/address"), optarg);
                         }
                         result.config.server_address = strdup(optarg);