diff --git a/modelscope/version.py b/modelscope/version.py
index 92b23ff0..774a187c 100644
--- a/modelscope/version.py
+++ b/modelscope/version.py
@@ -1,5 +1,5 @@
 # Make sure to modify __release_datetime__ to release time when making official release.
-__version__ = '1.39.0'
+__version__ = '1.39.1'
 # default release datetime for branches under active development is set
 # to be a time far-far-away-into-the-future
-__release_datetime__ = '2026-07-20 00:00:00'
+__release_datetime__ = '2026-08-04 17:00:00'