1 files changed, 2 insertions, 2 deletions
diff --git a/src/mkii.c b/src/mkii.c
index 7e307b8..aa02432 100644
--- a/src/mkii.c
+++ b/src/mkii.c
@@ -164,11 +164,11 @@ int mkii_init(struct usb_device_info * dev) {
 	if ( ret == 0 )
 		libusb_get_string_descriptor_ascii(dev->udev, desc->iConfiguration, (unsigned char*)buf, sizeof(buf));
 	if ( strncmp(buf, "Firmware Upgrade Configuration", sizeof("Firmware Upgrade Configuration")) == 0 )
-		dev->data |= (1UL << 31);
+		dev->data |= MKII_UPDATE_MODE;
 	if ( ret == 0 )
 		libusb_free_config_descriptor(desc);
 
-	printf("Mode: %s\n", (dev->data & (1UL << 31)) ? "Update" : "PC Suite");
+	printf("Mode: %s\n", (dev->data & MKII_UPDATE_MODE) ? "Update" : "PC Suite");
 
 	return 0;