diff --git a/setup.py b/setup.py
index ce4b821749d2a6c5e268bfb59dc5e1b9d8c9e8c3..9ce57b45cc1c3ab220a3eadd9a410d1f189004ba 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 
 setup(
-    name='csst-ifs-gehong',
+    name='csst_ifs_gehong',
     version='1.0.0',
     license='MIT',
     author="Shuai Feng",