diff --git a/docs/history/changelog.md b/docs/history/changelog.md
index 1390437..b1e04a8 100644
--- a/docs/history/changelog.md
+++ b/docs/history/changelog.md
@@ -24,6 +24,7 @@ Iterative improvements are made outside of the release cycle. They do not involv
 - [#213](https://github.com/Open-Telecoms-Data/open-fibre-data-standard/pull/213) - For GeoJSON/JSON conversion, use libcoveofds now.
 - [#232](https://github.com/Open-Telecoms-Data/open-fibre-data-standard/pull/232) - Remove unmaintained GitHub issue admonitions.
 - [#273](https://github.com/Open-Telecoms-Data/open-fibre-data-standard/pull/273) - Add OFDS Convert, Validate, Explore tool (CoVE) link to the left hand navigation
+- [#248](https://github.com/Open-Telecoms-Data/open-fibre-data-standard/pull/282) - Add comments declaring document mode to each markdown file in docs
 
 ## 0.3.0 - 2023-05-17