diff --git a/libavcodec/audioconvert.h b/libavcodec/audioconvert.h
index 556ab31058..996c3f37ad 100644
--- a/libavcodec/audioconvert.h
+++ b/libavcodec/audioconvert.h
@@ -23,6 +23,8 @@
 #ifndef AVCODEC_AUDIOCONVERT_H
 #define AVCODEC_AUDIOCONVERT_H
 
+#include "version.h"
+
 /**
  * @file
  * Audio format conversion routines