diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82b0108..d84b0bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## Unreleased
+
+## [0.6.1] - 2026-10-22
+
 ### Added
 - Added `smiles_to_inchi`, `smiles_to_inchikey`, and `inchi_to_inchikey` conversions to the RDKit converter [#179](https://github.com/RECETOX/MSMetaEnhancer/pull/179)
 - Added `casno` as source for PubChem conversions, resolved by the PubChem name search
diff --git a/pyproject.toml b/pyproject.toml
index f87cd86..aec973e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "msmetaenhancer"
-version = "0.5.1"
+version = "0.6.1"
 description = "Repository for tool that adds more annotations (e.g. SMILES, InChI, CAS number) to MSP files (Python version)."
 authors = [
     "Helge Hecht <helge.hecht@recetox.muni.cz>",