diff --git a/cas_eleves/settings_base.py b/cas_eleves/settings_base.py
index 4a03f52..0813e05 100644
--- a/cas_eleves/settings_base.py
+++ b/cas_eleves/settings_base.py
@@ -77,3 +77,5 @@ AUTH_PASSWORD_VALIDATORS = [
 
 STATIC_URL = "/static/"
 STATIC_ROOT = os.path.join(PUBLIC_DIR, "static")
+
+CAS_SHOW_SERVICE_MESSAGES = False