diff --git a/res/res_pjsip_outbound_registration.c b/res/res_pjsip_outbound_registration.c
index f85996ed5e..815432d10e 100644
--- a/res/res_pjsip_outbound_registration.c
+++ b/res/res_pjsip_outbound_registration.c
@@ -1096,7 +1096,7 @@ static int sip_dialog_create_contact(pj_pool_t *pool, pj_str_t *contact, const c
 	contact->ptr = pj_pool_alloc(pool, PJSIP_MAX_URL_SIZE);
 	contact->slen = pj_ansi_snprintf(contact->ptr, PJSIP_MAX_URL_SIZE,
 		"<%s:%s@%s%.*s%s:%d%s%s%s%s>",
-		(pjsip_transport_get_flag_from_type(type) & PJSIP_TRANSPORT_SECURE) ? "sips" : "sip",
+		((pjsip_transport_get_flag_from_type(type) & PJSIP_TRANSPORT_SECURE) && PJSIP_URI_SCHEME_IS_SIPS(uri)) ? "sips" : "sip",
 		user,
 		(type & PJSIP_TRANSPORT_IPV6) ? "[" : "",
 		(int)local_addr.slen,