--- a/toonz/sources/common/tiio/tiio_jpg_exif.cpp
+++ b/toonz/sources/common/tiio/tiio_jpg_exif.cpp
@@ -8,6 +8,7 @@
#include "tiio_jpg_exif.h"
#include <iostream>
#include <string.h>
+#include <stdint.h>
// for debug
#define ShowTags 0