diff --git a/configs/puma-rk3399_defconfig b/configs/puma-rk3399_defconfig
index d8b24f1..ebbf8a9 100644
--- a/configs/puma-rk3399_defconfig
+++ b/configs/puma-rk3399_defconfig
@@ -57,6 +57,7 @@ CONFIG_MMC_SDHCI_ROCKCHIP=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_PHY_MICREL=y
+CONFIG_PHY_MICREL_KSZ90X1=y
 CONFIG_DM_ETH=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_GMAC_ROCKCHIP=y