diff --git a/setup.py b/setup.py
index 7e8fb47..2c14525 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@
     long_description = f.read()
 
 setup(name='pyprophet',
-      version="2.2.8",
+      version="2.2.9",
       author="The PyProphet Developers",
       author_email="rocksportrocker@gmail.com",
       description="PyProphet: Semi-supervised learning and scoring of OpenSWATH results.",