diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b5b6e1..e083451 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## 0.1.0a16 (2025-09-29)
+
+### Feat
+
+- variable with an index is an integer variable
+- default value for a calculated variable with an unknown optional variable
+- **#26**: convert cidr and network_cidr format
+- add integer type which will replace number type
+
 ## 0.1.0a15 (2025-09-22)
 
 ### Fix
diff --git a/pyproject.toml b/pyproject.toml
index 7b80c73..4849c01 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = ["flit_core >=3.8.0,<4"]
 
 [project]
 name = "rougail.output_formatter"
-version = "0.1.0a15"
+version = "0.1.0a16"
 authors = [{name = "Emmanuel Garette", email = "gnunux@gnunux.info"}]
 readme = "README.md"
 description = "Rougail output formatter"
diff --git a/src/rougail/output_formatter/__version__.py b/src/rougail/output_formatter/__version__.py
index 538015a..0925c24 100644
--- a/src/rougail/output_formatter/__version__.py
+++ b/src/rougail/output_formatter/__version__.py
@@ -1 +1 @@
-__version__ = "0.1.0a15"
+__version__ = "0.1.0a16"