diff --git a/src/ann_solo/__init__.py b/src/ann_solo/__init__.py
index ed7ebc1..8df3d5c 100644
--- a/src/ann_solo/__init__.py
+++ b/src/ann_solo/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '0.2.2'
+__version__ = '0.2.3'
 
 __all__ = ['ann_solo', 'config', 'plot_ssm', 'reader', 'spectral_library',
            'spectrum', 'spectrum_match', 'utils', 'writer']