diff --git a/command/decoder.cpp b/command/decoder.cpp
index 2a8f9a3..f290327 100644
--- a/command/decoder.cpp
+++ b/command/decoder.cpp
@@ -20,6 +20,16 @@
 #define CPU_COUNT(i) 1 // very crude ;)
 #endif
 
+#ifndef AVMEDIA_TYPE_AUDIO
+#define AVMEDIA_TYPE_AUDIO CODEC_TYPE_AUDIO
+#endif
+#ifndef AVMEDIA_TYPE_VIDEO
+#define AVMEDIA_TYPE_VIDEO CODEC_TYPE_VIDEO
+#endif
+#ifndef AVMEDIA_TYPE_UNKNOWN
+#define AVMEDIA_TYPE_UNKNOWN CODEC_TYPE_UNKNOWN
+#endif
+
 #include "decoder.h"
 
 #if LIBAVCODEC_VERSION_INT < ((52<<16)+(65<<8)+0)