diff --git a/configs/rk3568_defconfig b/configs/rk3568_defconfig
index cdbf647696..532e312669 100644
--- a/configs/rk3568_defconfig
+++ b/configs/rk3568_defconfig
@@ -98,6 +98,8 @@ CONFIG_DM_CRYPTO=y
 CONFIG_SPL_DM_CRYPTO=y
 CONFIG_ROCKCHIP_CRYPTO_V2=y
 CONFIG_SPL_ROCKCHIP_CRYPTO_V2=y
+CONFIG_DM_RNG=y
+CONFIG_RNG_ROCKCHIP=y
 CONFIG_ROCKCHIP_GPIO=y
 CONFIG_ROCKCHIP_GPIO_V2=y
 CONFIG_SYS_I2C_ROCKCHIP=y