diff --git a/README.md b/README.md
index a259d7a..5e916c2 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,2 @@
-# rougail environment variables manager
+# rougail-user-data-environment
 
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..9906bfa
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,40 @@
+[build-system]
+build-backend = "flit_core.buildapi"
+requires = ["flit_core >=3.8.0,<4"]
+
+[project]
+name = "rougail.user_data_environment"
+version = "0.0.0"
+authors = [{name = "Emmanuel Garette", email = "gnunux@gnunux.info"}]
+readme = "README.md"
+description = "Rougail user_data environment"
+requires-python = ">=3.8"
+license = {file = "LICENSE"}
+classifiers = [
+    "License :: OSI Approved :: GNU Library or Lesser General Public License (LGPL)",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3",
+    "Operating System :: OS Independent",
+    "Natural Language :: English",
+    "Natural Language :: French",
+
+]
+dependencies = [
+    "rougail >= 1.1,<2",
+]
+
+[project.urls]
+Home = "https://forge.cloud.silique.fr/stove/rougail-user-data-environment"
+
+[tool.commitizen]
+name = "cz_conventional_commits"
+tag_format = "$version"
+version_scheme = "pep440"
+version_provider = "pep621"
+update_changelog_on_bump = true
+changelog_merge_prerelease = true
diff --git a/src/rougail/user_data_environment/__init__.py b/src/rougail/user_data_environment/__init__.py
index a2fd8b5..7c387c7 100644
--- a/src/rougail/user_data_environment/__init__.py
+++ b/src/rougail/user_data_environment/__init__.py
@@ -1,2 +1,3 @@
 from .data import RougailUserDataEnvironment
+RougailUserData = RougailUserDataEnvironment
 __all__ = ('RougailUserDataEnvironment',)