diff --git a/buildroot-external/board/ova/kernel.config b/buildroot-external/board/ova/kernel.config
index e8134e6c2..6cde4f3f6 100644
--- a/buildroot-external/board/ova/kernel.config
+++ b/buildroot-external/board/ova/kernel.config
@@ -2,9 +2,10 @@ CONFIG_EFI_STUB=y
 
 CONFIG_USB_SERIAL=y
 CONFIG_USB_SERIAL_GENERIC=y
-USB_SERIAL_SIMPLE=m
-USB_SERIAL_CP210X=m
-USB_SERIAL_FTDI_SIO=m
+CONFIG_USB_SERIAL_SIMPLE=m
+CONFIG_USB_SERIAL_CP210X=m
+CONFIG_USB_SERIAL_FTDI_SIO=m
+CONFIG_USB_SERIAL_PL2303=m
 
 CONFIG_VIRTIO=y
 CONFIG_VIRTIO_PCI=y