diff --git a/pri.c b/pri.c
index 4aa9456..ba3ea84 100644
--- a/pri.c
+++ b/pri.c
@@ -300,6 +300,7 @@ struct pri *__pri_new_tei(int fd, int node, int switchtype, struct pri *master,
 	pri_default_timers(p, switchtype);
 	if (master) {
 		pri_set_debug(p, master->debug);
+		pri_set_inbanddisconnect(p, master->acceptinbanddisconnect);
 		if (master->sendfacility)
 			pri_facility_enable(p);
 	}