diff --git a/libavformat/flv.h b/libavformat/flv.h
index f3888b9476..3e7a9a5991 100644
--- a/libavformat/flv.h
+++ b/libavformat/flv.h
@@ -105,8 +105,10 @@ typedef enum {
     AMF_DATA_TYPE_UNDEFINED   = 0x06,
     AMF_DATA_TYPE_REFERENCE   = 0x07,
     AMF_DATA_TYPE_MIXEDARRAY  = 0x08,
+    AMF_DATA_TYPE_OBJECT_END  = 0x09,
     AMF_DATA_TYPE_ARRAY       = 0x0a,
     AMF_DATA_TYPE_DATE        = 0x0b,
+    AMF_DATA_TYPE_LONG_STRING = 0x0c,
     AMF_DATA_TYPE_UNSUPPORTED = 0x0d,
 } AMFDataType;