diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8246426c4..ade6caa44 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,10 +2,18 @@
 
 ## [Unreleased](https://github.com/bancorprotocol/fastlane-bot/tree/HEAD)
 
-[Full Changelog](https://github.com/bancorprotocol/fastlane-bot/compare/v2.7.30...HEAD)
+[Full Changelog](https://github.com/bancorprotocol/fastlane-bot/compare/v2.7.31...HEAD)
 
 - Bug that causes invalid TX [\#132](https://github.com/bancorprotocol/fastlane-bot/issues/132)
 
+- Implement new PairOptimizer for pairwise arbitrage modes [\#134](https://github.com/bancorprotocol/fastlane-bot/issues/134)
+- Add support for tenderly testing without replay mode [\#112](https://github.com/bancorprotocol/fastlane-bot/issues/112)
+- change optimizer class and method for pairwise modes [\#135](https://github.com/bancorprotocol/fastlane-bot/pull/135) ([mikewcasale](https://github.com/mikewcasale))
+
+## [v2.7.31](https://github.com/bancorprotocol/fastlane-bot/tree/v2.7.31) (2023-09-18)
+
+[Full Changelog](https://github.com/bancorprotocol/fastlane-bot/compare/v2.7.30...v2.7.31)
+
 Merged pull requests
 
 - Patch to handle removal of 0-input trades [\#133](https://github.com/bancorprotocol/fastlane-bot/pull/133) ([Lesigh-3100](https://github.com/Lesigh-3100))