diff --git a/setup.py b/setup.py
index f1ff141..6feb734 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name='FlowIO',
-    version='0.9.12b',
+    version='0.9.12',
     packages=['flowio'],
     package_data={'': []},
     description='FlowIO is a Python library for reading / writing Flow Cytometry Standard (FCS) files',