diff --git a/python_module/megengine/version.py b/python_module/megengine/version.py
index 260c070a..8278a8e8 100644
--- a/python_module/megengine/version.py
+++ b/python_module/megengine/version.py
@@ -1 +1,2 @@
 __version__ = "0.3.1"
+