diff --git a/Changelog.md b/Changelog.md
index abe3ea14..fcc46f39 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -13,15 +13,10 @@ Improvements
 
 Bug fixes
 
-* Changed the `FromStr` impl for `SecurityAlgorithm` to also accept
-  mnemonics. This also means that these are now accepted by the zonefile
-  parser. ([#656])
-
 Other changes
 
 
 [#641]: https://github.com/NLnetLabs/domain/pull/641
-[#656]: https://github.com/NLnetLabs/domain/pull/656
 [@soywod]: https://github.com/soywod