diff --git a/setup.py b/setup.py
index 0fbbbea2e..af281d634 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,7 @@
 
 setup(
     name="dlrover",
-    version="0.3.9rc0",
+    version="0.5.0rc0",
     description="An Automatic Distributed Deep Learning Framework",
     long_description="DLRover helps model developers focus on model algorithm"
     " itself, without taking care of any engineering stuff,"