diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd591b934..af4ba15cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Optimized the query of the data range functionality (`getRange()`) in the market data service
 - Improved the language localization for Enlish (`en`)
 - Upgraded `eslint` dependencies
 - Upgraded `Nx` from version `20.6.4` to `20.7.1`