diff --git a/CHANGELOG.md b/CHANGELOG.md
index 250b4ff..37e5d0d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 0.2.0a29 (2025-11-06)
+
+### Feat
+
+- choice if invalid value or unknown variable in user data is a fatal error or not
+
 ## 0.2.0a28 (2025-11-03)
 
 ### Feat
diff --git a/pyproject.toml b/pyproject.toml
index d2a2f5d..b90c40f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = ["flit_core >=3.8.0,<4"]
 
 [project]
 name = "rougail.cli"
-version = "0.2.0a28"
+version = "0.2.0a29"
 authors = [{name = "Emmanuel Garette", email = "gnunux@gnunux.info"}]
 readme = "README.md"
 description = "CLI for Rougail"
diff --git a/src/rougail/cli/__version__.py b/src/rougail/cli/__version__.py
index 48336f8..9448017 100644
--- a/src/rougail/cli/__version__.py
+++ b/src/rougail/cli/__version__.py
@@ -1 +1 @@
-__version__ = "0.2.0a28"
+__version__ = "0.2.0a29"