diff --git a/buildroot-external/board/raspberrypi/kernel.config b/buildroot-external/board/raspberrypi/kernel.config
index 2189f9b82..61fda1aab 100644
--- a/buildroot-external/board/raspberrypi/kernel.config
+++ b/buildroot-external/board/raspberrypi/kernel.config
@@ -8,5 +8,17 @@ CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_DISK=y
 CONFIG_LEDS_TRIGGER_ACTIVITY=y
 
+# make sure all network drivers are built-in
+# RPi 3B USB LAN drivers - 3B uses SMSC95XX, 3B+ uses LAN78XX
+CONFIG_USB_NET_DRIVERS=y
+CONFIG_USB_USBNET=y
+CONFIG_USB_LAN78XX=y
+CONFIG_USB_NET_SMSC95XX=y
+# RPi 4 uses bcmgenet driver and BCM54213PE PHY
+CONFIG_BCMGENET=y
+CONFIG_BROADCOM_PHY=y
+# RPi 5 uses Cadence driver and BCM54213PE PHY (above)
+CONFIG_MACB=y
+
 # do not use RPi in-tree driver, use one from BR package instead
 # CONFIG_MEDIA_PCI_HAILO is not set