diff --git a/mc2skos/__init__.py b/mc2skos/__init__.py
index 0ec5cef..8616b11 100644
--- a/mc2skos/__init__.py
+++ b/mc2skos/__init__.py
@@ -1 +1 @@
-__version__ = '0.8.0'  # Use bumpversion to update
+__version__ = '0.9.0'  # Use bumpversion to update
diff --git a/setup.cfg b/setup.cfg
index 3f45910..07c6ad7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.8.0
+current_version = 0.9.0
 commit = True
 tag = True
 
diff --git a/setup.py b/setup.py
index 3148328..d23f065 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 README = open(os.path.join(here, 'README.rst')).read()
 
 setup(name='mc2skos',
-      version='0.8.0',  # Use bumpversion to update
+      version='0.9.0',  # Use bumpversion to update
       description='Convert Marc21 Classification records in MARC/XML to SKOS/RDF ',
       long_description=README,
       classifiers=[