diff --git a/coreapi/linphonecore.c b/coreapi/linphonecore.c
index 202519d76..34c849595 100644
--- a/coreapi/linphonecore.c
+++ b/coreapi/linphonecore.c
@@ -2821,6 +2821,10 @@ int linphone_core_start_update_call(LinphoneCore *lc, LinphoneCall *call){
 	if (lc->vtable.display_status)
 		lc->vtable.display_status(lc,_("Modifying call parameters..."));
 	sal_call_set_local_media_description (call->op,call->localdesc);
+	if (call->dest_proxy && call->dest_proxy->op){
+		/*give a chance to update the contact address if connectivity has changed*/
+		sal_op_set_contact(call->op,sal_op_get_contact(call->dest_proxy->op));
+	}else sal_op_set_contact(call->op,NULL);
 	return sal_call_update(call->op,subject);
 }