diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..df53cbc
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,5 @@
+## 0.1.0 (2026-07-10)
+
+### Feat
+
+- first commit
diff --git a/pyproject.toml b/pyproject.toml
index c97a686..73ad557 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = ["flit_core >=3.8.0,<4"]
 
 [project]
 name = "rougail.output_environment"
-version = "0.0.0"
+version = "0.1.0"
 authors = [{name = "Emmanuel Garette", email = "gnunux@gnunux.info"}]
 readme = "README.md"
 description = "Rougail output environment"
diff --git a/src/rougail/output_environment/__version__.py b/src/rougail/output_environment/__version__.py
index b68b39b..1ee6e20 100644
--- a/src/rougail/output_environment/__version__.py
+++ b/src/rougail/output_environment/__version__.py
@@ -1 +1 @@
-__version__ = "0.0.0"
+__version__ = "0.1.0"