diff --git a/obonet/__init__.py b/obonet/__init__.py
index 39fd8d5..d6d75e1 100644
--- a/obonet/__init__.py
+++ b/obonet/__init__.py
@@ -1,3 +1,3 @@
 from .read import read_obo
 
-__version__ = '0.2.1'
+__version__ = '0.2.2'