diff --git a/Data-model-(in-progress).md b/Data-model-(in-progress).md
index 01d6065..e1aa769 100644
--- a/Data-model-(in-progress).md
+++ b/Data-model-(in-progress).md
@@ -3,6 +3,7 @@ In this document I would like to outline the expected data structure.
 Relevant links:
 * [Current data model](https://github.com/Azgaar/Fantasy-Map-Generator/wiki/Data-model)
 * [Trello ticket](https://trello.com/c/IWltiMC2/902-rework-save-data-format)
+* [Refactro branch contract changes](https://github.com/Azgaar/Fantasy-Map-Generator/pull/842)
 
 Structure:
 ```yaml