diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 795106c23097..b64c5c7b2a50 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -421,6 +421,8 @@ at86rf230_reg_volatile(struct device *dev, unsigned int reg)
 	case RG_PHY_ED_LEVEL:
 	case RG_IRQ_STATUS:
 	case RG_VREG_CTRL:
+	case RG_PLL_CF:
+	case RG_PLL_DCU:
 		return true;
 	default:
 		return false;