diff --git a/sys/dev/usb/quirk/usb_quirk.c b/sys/dev/usb/quirk/usb_quirk.c
index c53105736ad9..b82730d28240 100644
--- a/sys/dev/usb/quirk/usb_quirk.c
+++ b/sys/dev/usb/quirk/usb_quirk.c
@@ -286,6 +286,7 @@ static struct usb_quirk_entry usb_quirks[USB_DEV_QUIRKS_MAX] = {
 	    UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_IGNORE_RESIDUE),
 	USB_QUIRK(NETCHIP, CLIK_40, 0x0000, 0xffff, UQ_MSC_FORCE_PROTO_ATAPI,
 	    UQ_MSC_NO_INQUIRY),
+	USB_QUIRK(NETCHIP, POCKETBOOK, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
 	USB_QUIRK(NIKON, D300, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
 	    UQ_MSC_FORCE_PROTO_SCSI),
 	USB_QUIRK(OLYMPUS, C1, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
diff --git a/sys/dev/usb/usbdevs b/sys/dev/usb/usbdevs
index 0a0a18ffc0ba..69138518d294 100644
--- a/sys/dev/usb/usbdevs
+++ b/sys/dev/usb/usbdevs
@@ -3115,6 +3115,7 @@ product NETCHIP TURBOCONNECT	0x1080	Turbo-Connect
 product NETCHIP CLIK_40		0xa140	USB Clik! 40
 product NETCHIP GADGETZERO	0xa4a0	Linux Gadget Zero
 product NETCHIP ETHERNETGADGET	0xa4a2	Linux Ethernet/RNDIS gadget on pxa210/25x/26x
+product NETCHIP POCKETBOOK	0xa4a5	PocketBook
 
 /* Netgear products */
 product NETGEAR EA101		0x1001	Ethernet