diff --git a/setup.py b/setup.py
index 0ea81c3e..9813bf9d 100644
--- a/setup.py
+++ b/setup.py
@@ -92,7 +92,7 @@ def build_extension(self, ext):
 
 setup_kwargs = dict(
     name="lightseq",
-    version="2.0.3",
+    version="2.1.0",
     author="Xiaohui Wang, Ying Xiong, Xian Qian, Yang Wei",
     author_email="wangxiaohui.neo@bytedance.com, xiongying.taka@bytedance.com"
     ", qian.xian@bytedance.com, weiyang.god@bytedance.com",