diff --git a/setup.py b/setup.py
index fda8ee0..49936f5 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
 
 setup(
     name='sciluigi',
-    version='0.9.3b4',
+    version='0.9.4b5',
     description='Helper library for writing dynamic, flexible workflows in luigi',
     long_description=long_description,
     author='Samuel Lampa',