diff --git a/CHANGELOG.md b/CHANGELOG.md
index bfd7213d5..722316b83 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@ All notable changes to this project will be documented in this file.
 ## [Unreleased]
 ### Added
 - [#1917] Better error message for sound import on unsupported sampling rate
+- [#1827] Replacing and bulk import of DefineVideoStream
 
 ### Fixed
 - [#1914] DropShadow filter
@@ -2794,6 +2795,7 @@ All notable changes to this project will be documented in this file.
 [alpha 8]: https://github.com/jindrapetrik/jpexs-decompiler/compare/alpha7...alpha8
 [alpha 7]: https://github.com/jindrapetrik/jpexs-decompiler/releases/tag/alpha7
 [#1917]: https://www.free-decompiler.com/flash/issues/1917
+[#1827]: https://www.free-decompiler.com/flash/issues/1827
 [#1914]: https://www.free-decompiler.com/flash/issues/1914
 [#1916]: https://www.free-decompiler.com/flash/issues/1916
 [#1231]: https://www.free-decompiler.com/flash/issues/1231