diff --git a/CHANGELOG.md b/CHANGELOG.md
index ddb680d..1055778 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## next (unreleased)
+
+- Implement `Cookie#to_h`. (#55) @luke-hill @flavorjones
+
 ## 1.0.8 (2024-12-05)
 
 - `Cookie#expires=` accepts `DateTime` objects. (#52) @luke-hill @flavorjones