diff --git a/wavinfo/__init__.py b/wavinfo/__init__.py
index 155b3e9..2a42dbb 100644
--- a/wavinfo/__init__.py
+++ b/wavinfo/__init__.py
@@ -5,5 +5,5 @@ Probe WAVE Files for iXML, Broadcast-WAVE and other metadata.
 from .wave_reader import WavInfoReader
 from .riff_parser import WavInfoEOFError
 
-__version__ = '2.2.0'
-__short_version__ = '2.2.0'
+__version__ = '2.2.1'
+__short_version__ = '2.2.1'