diff --git a/configs/ls1043ardb_tfa_defconfig b/configs/ls1043ardb_tfa_defconfig
index ea5d004..ecb5dfb 100644
--- a/configs/ls1043ardb_tfa_defconfig
+++ b/configs/ls1043ardb_tfa_defconfig
@@ -41,6 +41,8 @@
 CONFIG_ENV_IS_IN_MMC=y
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_ENV_ADDR=0x60500000
+CONFIG_USE_ETHPRIME=y
+CONFIG_ETHPRIME="FM1@DTSEC3"
 CONFIG_DM=y
 CONFIG_FSL_CAAM=y
 # CONFIG_DDR_SPD is not set