diff --git a/drivers/media/dvb/dvb-usb/af9035.c b/drivers/media/dvb/dvb-usb/af9035.c
index 92d27aa808009f32868df644eed32aad5d6e7088..d5c1fa7947ace8d0677e4db45989f230d74b3b10 100644
--- a/drivers/media/dvb/dvb-usb/af9035.c
+++ b/drivers/media/dvb/dvb-usb/af9035.c
@@ -440,7 +440,7 @@ static int af9035_download_firmware(struct usb_device *udev,
 
 		i -= hdr_data_len + HDR_SIZE;
 
-		pr_debug("%s: data uploaded=%lu\n", __func__, fw->size - i);
+		pr_debug("%s: data uploaded=%zu\n", __func__, fw->size - i);
 	}
 
 	/* firmware loaded, request boot */