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--- a/README.md
+++ b/README.md
@@ -1,3 +1,12 @@
 # Cheats for MiSTer
 
-All the Cheats are provided by [GameHacking.org](https://gamehacking.org/mister).
\ No newline at end of file
+All the Cheats are provided by [GameHacking.org](https://gamehacking.org/mister).
+
+### Contributing
+
+Change this dict from the .github/download_cheats.py script on the develop branch:
+![image](https://github.com/MiSTer-devel/Cheats_MiSTer/assets/852246/be17a2fd-f6cf-4bbf-89be-695646ec04c2)
+
+It needs to map the file name from `https://gamehacking.org/mister` (left side) to the core folder name from MiSTer (right side).
+
+The result of that change will show on the main branch. You may always check the logs on the Actions tab