diff --git a/PRLOG.md b/PRLOG.md
index 4f0d693..0dea7f9 100644
--- a/PRLOG.md
+++ b/PRLOG.md
@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - ✨ implement configuration file handling(pr [#36])
 - ✨ add function to list rules(pr [#39])
 - ✨ implement add command(pr [#40])
+- ✨ enhance rule management with BTreeMap(pr [#41])
 
 ### Changed
 
@@ -117,6 +118,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [#37]: https://github.com/jerus-org/cull-gmail/pull/37
 [#39]: https://github.com/jerus-org/cull-gmail/pull/39
 [#40]: https://github.com/jerus-org/cull-gmail/pull/40
+[#41]: https://github.com/jerus-org/cull-gmail/pull/41
 [Unreleased]: https://github.com/jerus-org/cull-gmail/compare/v0.0.4...HEAD
 [0.0.4]: https://github.com/jerus-org/cull-gmail/compare/v0.0.3...v0.0.4
 [0.0.3]: https://github.com/jerus-org/cull-gmail/compare/v0.0.2...v0.0.3