diff --git a/doc/libav-merge.txt b/doc/libav-merge.txt
index 2b632381af..2040c6a0ce 100644
--- a/doc/libav-merge.txt
+++ b/doc/libav-merge.txt
@@ -98,6 +98,7 @@ Stuff that didn't reach the codebase:
 - Removal of the custom atomic API (5cc0057f49, see http://ffmpeg.org/pipermail/ffmpeg-devel/2017-March/209003.html)
 - Use the new bitstream filter for extracting extradata (8e2ea69135 and 096a8effa3, see https://ffmpeg.org/pipermail/ffmpeg-devel/2017-March/209068.html)
 - Read aac_adtstoasc extradata updates from packet side data on Matroska once mov and the bsf in question are fixed (See 13a211e632 and 5ef1959080)
+- new bistream reader (see http://ffmpeg.org/pipermail/ffmpeg-devel/2017-April/209609.html)
 
 Collateral damage that needs work locally:
 ------------------------------------------