diff -up libebml-1.3.7/src/EbmlUnicodeString.cpp.utf8cpp libebml-1.3.7/src/EbmlUnicodeString.cpp
--- libebml-1.3.7/src/EbmlUnicodeString.cpp.utf8cpp	2019-03-12 20:27:42.000000000 +0100
+++ libebml-1.3.7/src/EbmlUnicodeString.cpp	2019-06-07 22:54:39.002363241 +0200
@@ -39,7 +39,7 @@
 
 #include "ebml/EbmlUnicodeString.h"
 
-#include "lib/utf8-cpp/source/utf8/checked.h"
+#include <utf8/checked.h>
 
 START_LIBEBML_NAMESPACE