diff --git a/conf/linux_defconfig b/conf/linux_defconfig
index ca5e069..1a8c670 100644
--- a/conf/linux_defconfig
+++ b/conf/linux_defconfig
@@ -43,8 +43,6 @@ CONFIG_SATA_SIL24=y
 CONFIG_NETDEVICES=y
 CONFIG_VIRTIO_NET=y
 CONFIG_MACB=y
-CONFIG_E1000E=y
-CONFIG_R8169=y
 CONFIG_MICROSEMI_PHY=y
 # CONFIG_INPUT_KEYBOARD is not set
 # CONFIG_INPUT_MOUSE is not set
@@ -63,7 +61,6 @@ CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_SIFIVE=y
 CONFIG_POWER_RESET=y
 CONFIG_POWER_RESET_GPIO_RESTART=y
-CONFIG_PMBUS=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_EHCI_HCD=y