diff --git a/CHANGELOG b/CHANGELOG
index 2707761..7c8cf77 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,14 @@
 Changelog
 =========
 
+2.2.1
+-----
+
+ - Fix packaging issues
+ - Update tests and support for Python 3.6 and 3.7
+ - Drop tests support for Python 2.6 and Python 3.3
+
+
 2.2.0
 -----
 
diff --git a/pid/__init__.py b/pid/__init__.py
index dd3478d..e9c6cdc 100644
--- a/pid/__init__.py
+++ b/pid/__init__.py
@@ -8,7 +8,7 @@
 import tempfile
 
 
-__version__ = "2.2.0"
+__version__ = "2.2.1"
 
 DEFAULT_PID_DIR = "/var/run/"
 PID_CHECK_EMPTY = "PID_CHECK_EMPTY"