diff --git a/doc/APIchanges b/doc/APIchanges
index 5503bdcc477cca508b44c4572c5d32b10b88ee8c..7a55226a402c6cc38c2104d17b2fce1ee42afd75 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -12,6 +12,9 @@ libavutil:   2009-03-08
 
 API changes, most recent first:
 
+2010-05-18 - r23161 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
+  Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags
+
 2010-05-09 - r23066 - lavfi 1.20.0 - AVFilterPicRef
   Add interlaced and top_field_first fields to AVFilterPicRef.