diff --git a/scripts/install b/scripts/install
index 28df124..11a66cf 100755
--- a/scripts/install
+++ b/scripts/install
@@ -56,7 +56,7 @@ pushd $install_dir/terraforming-mars
     ynh_use_nodejs
 
 	ynh_script_progression --message="npm install... This can be very long, be patient !" --weight=18
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm install --network-timeout=100000
+	ynh_exec_warn_less env $ynh_node_load_PATH $ynh_npm install --network-timeout=100000
 
 	ynh_script_progression --message="npm run build... This can be very long, be patient !" --weight=25
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm run build