diff --git a/_pytest/__init__.py b/_pytest/__init__.py
index 3427a3de7..d9ec9eb3e 100644
--- a/_pytest/__init__.py
+++ b/_pytest/__init__.py
@@ -1,2 +1,2 @@
 #
-__version__ = '2.8.5'
+__version__ = '2.8.6.dev1'