diff --git a/opendssdirect/_version.py b/opendssdirect/_version.py
index 0adef98..b0ace8b 100644
--- a/opendssdirect/_version.py
+++ b/opendssdirect/_version.py
@@ -1,2 +1,2 @@
 # -*- coding: utf-8 -*-
-__version__ = "0.3.7"
+__version__ = "0.4.0"