diff --git a/compte_agglo_montpellier/settings.py b/compte_agglo_montpellier/settings.py
index bc5af47..cdc0b6f 100644
--- a/compte_agglo_montpellier/settings.py
+++ b/compte_agglo_montpellier/settings.py
@@ -494,7 +494,7 @@ WCSINST_URL_TEMPLATE = os.environ.get('WCSINST_URL_TEMPLATE',
 ##################################
 if 'MSP' in os.environ:
     INSTALLED_APPS += ('msp',)
-    AUTHENTICATION_BACKENDS += ('msp.backends.MspBackend',)
+    AUTHENTICATION_BACKENDS += ('portail_citoyen.apps.msp.backends.MspBackend',)
     if os.environ['MSP'] == 'prod':
         MSP_AUTHORIZE_URL = 'https://mon.service-public.fr/apis/app/oauth/authorize'
         MSP_TOKEN_URL = 'https://mon.service-public.fr/apis/app/oauth/token'