diff --git a/python/setup.py b/python/setup.py
index a20552ce61..31a2b46c6f 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -54,7 +54,7 @@
 }
 
 setup(name='boomer',
-      version='0.2.0',
+      version='0.4.0',
       description='BOOMER - An algorithm for learning gradient boosted multi-label classification rules',
       url='https://github.com/mrapp-ke/Boomer',
       author='Michael Rapp',