diff --git a/bonobo/_version.py b/bonobo/_version.py
index 351b942..dfa0ce4 100644
--- a/bonobo/_version.py
+++ b/bonobo/_version.py
@@ -1 +1 @@
-__version__ = '0.6.0a1'
+__version__ = '0.6.0a2'