--- mkvparser.cc.old	2025-05-05 16:41:32.480450346 -0400
+++ mkvparser.cc	2025-05-05 16:44:56.578245385 -0400
@@ -16,6 +16,7 @@
 #include <cfloat>
 #include <climits>
 #include <cmath>
+#include <cstdint>
 #include <cstring>
 #include <memory>
 #include <new>