diff --git a/libavcore/samplefmt.h b/libavcore/samplefmt.h
index 8779a6f8f3..9701efe7be 100644
--- a/libavcore/samplefmt.h
+++ b/libavcore/samplefmt.h
@@ -19,6 +19,8 @@
 #ifndef AVCORE_SAMPLEFMT_H
 #define AVCORE_SAMPLEFMT_H
 
+#include "avcore.h"
+
 /**
  * all in native-endian format
  */