diff --git a/CHANGELOG.md b/CHANGELOG.md
index eaaaff14..2680a4a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,11 +3,18 @@
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
+## 3.3.2 [unreleased]
 
-## 3.3.1 [unreleased]
-* [#174](https://github.com/stlehmann/pyads/pull/174) Add `AdsSymbol` class for pythonic access
+### Added
+
+### Changed
+
+### Removed
+
+## 3.3.1
 
 ### Added
+* [#174](https://github.com/stlehmann/pyads/pull/174) Add `AdsSymbol` class for pythonic access
 * [#169](https://github.com/stlehmann/pyads/pull/169) Add adsGetNetIdForPLC to pyads_ex
 * [#179](https://github.com/stlehmann/pyads/pull/179) Added destructor to `pyads.Connection`
 
diff --git a/pyads/__init__.py b/pyads/__init__.py
index 40bef47b..cd697802 100644
--- a/pyads/__init__.py
+++ b/pyads/__init__.py
@@ -116,4 +116,4 @@
 
 from .symbol import AdsSymbol
 
-__version__ = '3.3.0'
+__version__ = '3.3.1'