diff --git a/CHANGELOG.md b/CHANGELOG.md
index 221cbcf89..1e8961211 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+## 1.2.0a23 (2025-05-09)
+
+### Fix
+
+- add_quotes
+- tiramisu_display_name could display only description
+- use own undefined
+- support of default_dictionary_format_version file in tests
+- simplify version support
+
 ## 1.2.0a22 (2025-05-05)
 
 ### Fix
diff --git a/pyproject.toml b/pyproject.toml
index 32187ab0a..62161597a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = ["flit_core >=3.8.0,<4"]
 
 [project]
 name = "rougail"
-version = "1.2.0a22"
+version = "1.2.0a23"
 authors = [{name = "Emmanuel Garette", email = "gnunux@gnunux.info"}]
 readme = "README.md"
 description = "A consistency handling system that was initially designed in the configuration management"
diff --git a/src/rougail/__version__.py b/src/rougail/__version__.py
index d10a808ef..6bb4b3a6b 100644
--- a/src/rougail/__version__.py
+++ b/src/rougail/__version__.py
@@ -1 +1 @@
-__version__ = "1.2.0a22"
+__version__ = "1.2.0a23"