diff --git a/libavcodec/libmp3lame.c b/libavcodec/libmp3lame.c
index 62b55c9337..68f1bc9e2b 100644
--- a/libavcodec/libmp3lame.c
+++ b/libavcodec/libmp3lame.c
@@ -24,6 +24,7 @@
  * Interface to libmp3lame for mp3 encoding.
  */
 
+#include "libavutil/intreadwrite.h"
 #include "avcodec.h"
 #include "mpegaudio.h"
 #include <lame/lame.h>