diff --git a/Changelog.md b/Changelog.md
index f86451be..fcc46f39 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -8,11 +8,18 @@ New
 
 Improvements
 
+* Implemented `core::error::Error` instead of `std::error::Error` for error
+  types, reducing the need for the `std` feature flag. ([#641] by [@soywod])
+
 Bug fixes
 
 Other changes
 
 
+[#641]: https://github.com/NLnetLabs/domain/pull/641
+[@soywod]: https://github.com/soywod
+
+
 ## 0.12.0
 
 Released 2026-04-23.