diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0b52fd..e8aa793 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+# 3.0.0 [#14](https://github.com/openfisca/openfisca-tunisia-pension/pull/14)
+
+* Évolution du système socio-fiscal.
+* Périodes concernées : toutes.
+* Zones impactées : `variables/regimes`.
+* Détails :
+  - Sépare les régimes dans différents répertoires
+
 # 3.0.0 [#13](https://github.com/openfisca/openfisca-tunisia-pension/pull/13)
 
 * Amélioration technique.
diff --git a/pyproject.toml b/pyproject.toml
index b3e43a0..4448bf4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "OpenFisca-Tunisia-Pension"
-version = "3.0.0"
+version = "4.0.0"
 description = "OpenFisca Rules as Code model for Tunisia pensions."
 readme = "README.md"
 keywords = ["microsimulation", "tax", "benefit", "pension", "rac", "rules-as-code", "tunisia"]