diff --git a/src/mess/drivers/nc.c b/src/mess/drivers/nc.c
index 16d02a7688c..83bc8f021b2 100644
--- a/src/mess/drivers/nc.c
+++ b/src/mess/drivers/nc.c
@@ -1154,6 +1154,8 @@ MACHINE_START_MEMBER(nc_state,nc200)
 	/* keyboard timer */
 	m_keyboard_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(nc_state::nc_keyboard_timer_callback),this));
 	m_keyboard_timer->adjust(attotime::from_msec(10));
+
+	m_nvram->set_base(m_ram->pointer(), m_ram->size());
 }
 
 /*