diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index b1b03fb..f349a36 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -621,6 +621,7 @@
 	{ USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
 	{ USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
+	{ USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
 	{ USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
 	{ USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
 	{ USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },