diff --git a/fasteners/version.py b/fasteners/version.py
index 5e33766..b97b6ea 100644
--- a/fasteners/version.py
+++ b/fasteners/version.py
@@ -17,7 +17,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-_VERSION = "0.11"
+_VERSION = "0.12"
 
 
 def version_string():
diff --git a/setup.py b/setup.py
index a99fde3..73183d1 100644
--- a/setup.py
+++ b/setup.py
@@ -31,7 +31,7 @@ install_requires = [
 
 setup(
     name='fasteners',
-    version='0.11.0',
+    version='0.12.0',
     description='A python package that provides useful locks.',
     author="Joshua Harlow",
     author_email='harlowja@yahoo-inc.com',