diff --git a/ding/__init__.py b/ding/__init__.py
index 5544402766..eb27801b09 100644
--- a/ding/__init__.py
+++ b/ding/__init__.py
@@ -1,7 +1,7 @@
 import os
 
 __TITLE__ = 'DI-engine'
-__VERSION__ = 'v0.4.5'
+__VERSION__ = 'v0.4.6'
 __DESCRIPTION__ = 'Decision AI Engine'
 __AUTHOR__ = "OpenDILab Contributors"
 __AUTHOR_EMAIL__ = "opendilab@pjlab.org.cn"