diff --git a/libavcodec/audioconvert.c b/libavcodec/audioconvert.c
index 6f00af49f9..c022288206 100644
--- a/libavcodec/audioconvert.c
+++ b/libavcodec/audioconvert.c
@@ -25,6 +25,7 @@
  * @author Michael Niedermayer <michaelni@gmx.at>
  */
 
+#include "avcodec.h"
 #include "audioconvert.h"
 
 typedef struct SampleFmtInfo {