diff --git a/mim/version.py b/mim/version.py
index d74dec1..47dd370 100644
--- a/mim/version.py
+++ b/mim/version.py
@@ -1,6 +1,6 @@
 # Copyright (c) OpenMMLab. All rights reserved.
 
-__version__ = '0.3.0'
+__version__ = '0.3.1'
 
 
 def parse_version_info(version_str):