diff --git a/setup.py b/setup.py
index <HASH>..<HASH> 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@ if not version:
 with open(path.join(here, 'README.md'), encoding='utf-8') as readme:
     LONG_DESC = readme.read()
 
-os.system('pip install git+https://github.com/RegardsCitoyens/lawfactory_utils.git@master')
+os.system('pip install --upgrade git+https://github.com/RegardsCitoyens/lawfactory_utils.git@master')
 
 setup(
     name='anpy',
force upgrade lawfactory-utils