diff --git a/drivers/nble/gap.c b/drivers/nble/gap.c
index a3579ef7b57..0445f0c3f5e 100644
--- a/drivers/nble/gap.c
+++ b/drivers/nble/gap.c
@@ -147,8 +147,8 @@ static bool valid_adv_param(const struct bt_le_adv_param *param)
 
 	switch (param->addr_type) {
 	case BT_LE_ADV_ADDR_IDENTITY:
-	case BT_LE_ADV_ADDR_NRPA:
 		break;
+	case BT_LE_ADV_ADDR_NRPA: /* nble doesn't support NRPAs (for now) */
 	default:
 		return false;
 	}