diff --git a/databend_sqlalchemy/__init__.py b/databend_sqlalchemy/__init__.py
index f9cbabe..d0c9678 100644
--- a/databend_sqlalchemy/__init__.py
+++ b/databend_sqlalchemy/__init__.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python
 
 
-VERSION = (0, 3, 2)
+VERSION = (0, 4, 0)
 __version__ = ".".join(str(x) for x in VERSION)