diff --git a/scripts/install b/scripts/install
index f2bff93..c8796d3 100644
--- a/scripts/install
+++ b/scripts/install
@@ -75,6 +75,8 @@ yunohost app ssowatconf
 
 # fill the superadmin creation form (helper ynh_local_curl doesn't work due to --data vs --data-urlencode ?)
 admin_url="/index.php?p=login"
+myynh_local_curl $admin_url
+sleep 1
 myynh_local_curl $admin_url "creation=1" "login=$admin" "pass=$password" "confirm=$password"
 
 # if app is private, remove url to SSOWat conf from skipped_uris