diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index c9ec0e5be901dacd118f3c003b0a50f96dbbdbbd..647f984e5963a915e972fd4e7338bb69a42e6c1c 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,7 +1,10 @@
 Git Workflow
 ============
 
-Mainly two branches are in use:
+Mainly two main branches are in use:
 
 - `master` deployed on <http://www.orekit.org>
 - `develop` deployed on <http://test.orekit.org>
+
+Any other branches are also processed automatically, but the website is not deployed and only archived as artifact.
+The developer is then able to browse or download these file to check the processing.
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