diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4f66127..10ccba6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+## v0.3.0 (2024-08-26)
+
+### Feat
+
+- **toml-installation**: removes unnecessary codes adds toml installation with python build
+
+### Fix
+
+- **append-upgrade**: upgrade pandas .append
+
 ## v0.2.5 (2024-01-08)
 
 ### Fix
diff --git a/osmsg/__version__.py b/osmsg/__version__.py
index fe404ae..493f741 100644
--- a/osmsg/__version__.py
+++ b/osmsg/__version__.py
@@ -1 +1 @@
-__version__ = "0.2.5"
+__version__ = "0.3.0"
diff --git a/pyproject.toml b/pyproject.toml
index b5ececa..af69e98 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "osmsg"
-version = "0.2.5"
+version = "0.3.0"
 dynamic = ["version"]
 description = "OpenStreetMap Stats Generator: Commandline"
 readme = "README.md"
@@ -66,7 +66,7 @@ pythonpath = "osmsg"
 
 [tool.commitizen]
 name = "cz_conventional_commits"
-tag_format = "$version"
+tag_format = "v$version"
 version_scheme = "semver"
 version_provider = "pep621"
 update_changelog_on_bump = true