diff --git a/dingtalk_stream/version.py b/dingtalk_stream/version.py
index fd929ef..16a346c 100644
--- a/dingtalk_stream/version.py
+++ b/dingtalk_stream/version.py
@@ -1 +1 @@
-VERSION_STRING = '0.24.4'
+VERSION_STRING = '0.24.4b1'