diff --git a/configs/P5040DS_SDCARD_defconfig b/configs/P5040DS_SDCARD_defconfig
index 643bc8d..34c3bbd 100644
--- a/configs/P5040DS_SDCARD_defconfig
+++ b/configs/P5040DS_SDCARD_defconfig
@@ -25,6 +25,7 @@
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_PHYLIB=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_SYS_NS16550=y