diff --git a/conf.py b/conf.py
index 9c86a300f59afb6cbaa09af85b2722ec3a50f0c6..85902ef980a5aa895c12ba146e10d6260a7b95a7 100644
--- a/conf.py
+++ b/conf.py
@@ -25,7 +25,7 @@ project = 'OpenHarmony'
 copyright = '2021'
 author = 'OSTC'
 
-version = '0.1.0'
+version = '0.1.99'
 release = version
 
 # -- General configuration ---------------------------------------------------