diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c
index bb1b650e7680..36d341fb65dd 100644
--- a/drivers/media/usb/em28xx/em28xx-core.c
+++ b/drivers/media/usb/em28xx/em28xx-core.c
@@ -643,7 +643,7 @@ int em28xx_capture_start(struct em28xx *dev, int start)
 			em28xx_write_reg(dev, (dev->ts == PRIMARY_TS) ?
 					 EM2874_R5D_TS1_PKT_SIZE :
 					 EM2874_R5E_TS2_PKT_SIZE,
-					 0xFF);
+					 0xff);
 		} else {
 			/* ISOC Maximum Transfer Size = 188 * 5 */
 			em28xx_write_reg(dev, (dev->ts == PRIMARY_TS) ?