diff --git a/configs/T1023RDB_SDCARD_defconfig b/configs/T1023RDB_SDCARD_defconfig
index 772dcaa..908a8c7 100644
--- a/configs/T1023RDB_SDCARD_defconfig
+++ b/configs/T1023RDB_SDCARD_defconfig
@@ -59,6 +59,7 @@
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_PHYLIB=y
 CONFIG_PHY_AQUANTIA=y
+CONFIG_PHY_REALTEK=y
 CONFIG_E1000=y
 CONFIG_FMAN_ENET=y
 CONFIG_MII=y