diff -Naur a/include/opusfile.h b/include/opusfile.h
--- a/include/opusfile.h	2014-04-29 19:07:09.000000000 +0200
+++ b/include/opusfile.h	2016-09-05 17:50:15.147553798 +0200
@@ -107,7 +107,7 @@
 # include <stdarg.h>
 # include <stdio.h>
 # include <ogg/ogg.h>
-# include <opus_multistream.h>
+# include <opus/opus_multistream.h>
 
 /**@cond PRIVATE*/