diff --git a/CHANGELOG.md b/CHANGELOG.md
index 574843eef0bf1e3c453831f40eecc18aa068e31b..7f8a318f057f5d6b8b6c81014ca04af6a02fedb5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+* Add language to ProductCatalog resource. [#26](https://gitlab.com/coopdevs/odoo-somconnexio-python-client/-/merge_requests/26)
+
 ## [0.1.17] - 2021-06-28
 ### Added
 * Add resource to get the tariffs endpoint. [#20](https://gitlab.com/coopdevs/odoo-somconnexio-python-client/-/merge_requests/20)