diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..193b1b9
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,10 @@
+## 0.6.0rc0 (2024-10-31)
+
+### Feat
+
+- pyproject.toml
+- portage to tiramisu 5.0
+
+### Fix
+
+- only first value
diff --git a/pyproject.toml b/pyproject.toml
index 9050687..eba22c4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = ["flit_core >=3.8.0,<4"]
 
 [project]
 name = "tiramisu_cmdline_parser"
-version = "0.5.0"
+version = "0.6.0rc0"
 authors = [
     {name = "Emmanuel Garette", email = "gnunux@gnunux.info"},
 ]