diff --git a/PRLOG.md b/PRLOG.md
index 878ea9e..2bbe3dc 100644
--- a/PRLOG.md
+++ b/PRLOG.md
@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - 📝 docs(readme)-improve library and CLI documentation(pr [#76])
 - 🧰 chore(message-list)-ensure rustdoc compliance and test coverage(pr [#80])
+- 📝 docs(gmail_client)-add comprehensive documentation and unit testing(pr [#81])
 
 ## [0.0.10] - 2025-10-16
 
@@ -243,6 +244,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 [#78]: https://github.com/jerus-org/cull-gmail/pull/78
 [#79]: https://github.com/jerus-org/cull-gmail/pull/79
 [#80]: https://github.com/jerus-org/cull-gmail/pull/80
+[#81]: https://github.com/jerus-org/cull-gmail/pull/81
 [Unreleased]: https://github.com/jerus-org/cull-gmail/compare/v0.0.10...HEAD
 [0.0.10]: https://github.com/jerus-org/cull-gmail/compare/v0.0.9...v0.0.10
 [0.0.9]: https://github.com/jerus-org/cull-gmail/compare/v0.0.8...v0.0.9