diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index e9991d32b..ddf3e4ccd 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -41,16 +41,16 @@ If you want to use another license, you may [create an extension][wiki new ext].
 
 When we first start with Git, we were using the [GitFlow](https://nvie.com/posts/a-successful-git-branching-model/) branch model. As
  there was some confusions about branches to use for current developed release and previous maintained release, and also because we were
- using just a very few of the GitFlow commands, we decided to add just a little modification to this branch model : we now have no
- `support` branch.
+ using just a very few of the GitFlow commands, we decided to add just a little modification to this branch model : since april 2020
+  we don't have anymore a `master` branch.
 
 Here are the branches we use and their meaning : 
 
 - `develop`: ongoing development version
-- `release/\*`: if present, that means we are working on a beta version
+- `release/\*`: if present, that means we are working on a alpha/beta/rc version for shipping
 - `support/\*`: maintenance branches for older versions
 
-For example, if no beta version is currently ongoing we could have:
+For example, if no version is currently prepared for shipping we could have:
 
 - `develop` containing future 2.8.0 version
 - `support/2.7`: 2.7.x maintenance version