diff --git a/CHANGELOG.md b/CHANGELOG.md
index a29fa2d..e85f930 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [dev] - unreleased
 ### Added
+### Changed
+### Removed
+
+## [0.3.0] - 2023-05-12
+### Added
 * general class Data for input handling [#141](https://github.com/RECETOX/MSMetaEnhancer/pull/141)
 * DataFrame class to read and handle tabular metadata input [#141](https://github.com/RECETOX/MSMetaEnhancer/pull/141)
 * implementation of blocking time in PubChem [#145](https://github.com/RECETOX/MSMetaEnhancer/pull/145)
diff --git a/setup.py b/setup.py
index a469d19..03660e9 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@ def read_requirements_from_file(filepath):
     readme = readme_file.read()
 
 setup(name='MSMetaEnhancer',
-      version='0.2.5',
+      version='0.3.0',
       description='Repository for tool that adds more annotations '
                   '(e.g. SMILES, InChI, CAS number) to MSP files (Python version).',
       long_description=readme,