diff --git a/setup.py b/setup.py
index c36a844..d35daea 100644
--- a/setup.py
+++ b/setup.py
@@ -32,7 +32,7 @@
 
 setup(
   name='maixpy3',
-  version='0.4.4',
+  version='0.4.5',
   license='MIT',
   author='Sipeed',
   author_email="support@sipeed.com",