diff --git a/sylk/__init__.py b/sylk/__init__.py
index e15c798..8c75023 100644
--- a/sylk/__init__.py
+++ b/sylk/__init__.py
@@ -1,7 +1,7 @@
 
 """SylkServer"""
 
-__version__ = '3.4.0-dev'
+__version__ = '4.0.0-dev'
 
 configuration_filename = "config.ini"