diff --git a/configs/MPC8555CDS_legacy_defconfig b/configs/MPC8555CDS_legacy_defconfig
index 3ac6035..a74024c 100644
--- a/configs/MPC8555CDS_legacy_defconfig
+++ b/configs/MPC8555CDS_legacy_defconfig
@@ -14,5 +14,6 @@
 # CONFIG_CMD_HASH is not set
 # CONFIG_MMC is not set
 CONFIG_MTD_NOR_FLASH=y
+CONFIG_PHYLIB=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y