diff --git a/libavformat/mp3.c b/libavformat/mp3.c
index 5b5e06d04f..2b493e2459 100644
--- a/libavformat/mp3.c
+++ b/libavformat/mp3.c
@@ -21,6 +21,7 @@
 
 #include <strings.h>
 #include "libavutil/avstring.h"
+#include "libavutil/intreadwrite.h"
 #include "avformat.h"
 #include "id3v2.h"
 #include "id3v1.h"