diff --git a/src/add-ons/kernel/drivers/disk/usb/usb_disk/usb_disk.cpp b/src/add-ons/kernel/drivers/disk/usb/usb_disk/usb_disk.cpp
index bc712101a8..2ae90e6a56 100644
--- a/src/add-ons/kernel/drivers/disk/usb/usb_disk/usb_disk.cpp
+++ b/src/add-ons/kernel/drivers/disk/usb/usb_disk/usb_disk.cpp
@@ -386,6 +386,9 @@ usb_disk_operation(device_lun *lun, uint8 operation, uint8 opLength,
 				// the operation is complete and has succeeded
 				return B_OK;
 			} else {
+				if (operation == SCSI_REQUEST_SENSE_6)
+					return B_ERROR;
+
 				// the operation is complete but has failed at the SCSI level
 				if (operation != SCSI_TEST_UNIT_READY_6) {
 					TRACE_ALWAYS("operation 0x%02x failed at the SCSI level\n",