diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index bfcc1fe82518d0e5739b1e936cf43d1b1430390c..a54212f0a51808f0ca771553a700cc55cb0f813e 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1425,6 +1425,13 @@ UNUSUAL_DEV( 0x0a17, 0x006, 0x0000, 0xffff,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_FIX_INQUIRY ),
 
+/* Reported by Jaak Ristioja <Ristioja@gmail.com> */
+UNUSUAL_DEV( 0x0a17, 0x006e, 0x0100, 0x0100,
+		"Pentax",
+		"K10D",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_CAPACITY ),
+
 /* These are virtual windows driver CDs, which the zd1211rw driver
  * automatically converts into WLAN devices. */
 UNUSUAL_DEV( 0x0ace, 0x2011, 0x0101, 0x0101,