diff --git a/scripts/install b/scripts/install
index b0fe780..444173d 100644
--- a/scripts/install
+++ b/scripts/install
@@ -99,10 +99,10 @@ ynh_psql_setup_db --db_user=$db_name --db_name=$db_name
 # Créer le dossier de log
 mkdir -p /var/log/$app
 touch /var/log/$app/$app.log
-install_log=/var/log/$app/installation.log
-touch $install_log
+#install_log=/var/log/$app/installation.log
+#touch $install_log
 chown $app -R /var/log/$app
-chown admin -R $install_log
+#chown admin -R $install_log
 
 # Configuration de logrotate
 ynh_use_logrotate
@@ -135,7 +135,8 @@ setup="{
     }"
 
 pushd $final_path
-    ynh_exec_as $app $ynh_node_load_PATH $final_path/nodebb setup "${setup}" | tee -a $install_log 2>/dev/null 
+    ynh_use_nodejs
+    ynh_exec_as $app env $ynh_node_load_PATH $final_path/nodebb setup "${setup}" 2>/dev/null 
 popd
 
 chmod 400 "$final_path/config.json"
diff --git a/scripts/upgrade b/scripts/upgrade
index 9e239ce..2128358 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -84,8 +84,9 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=1
 
 	pushd $final_path
+		ynh_use_nodejs
 		# Shut down your forum
-		ynh_exec_as $app $ynh_node_load_PATH $final_path/nodebb stop
+		ynh_exec_as $app env "$ynh_node_load_PATH" $final_path/nodebb stop
 		# Grab the latest and greatest code
 		git fetch    								# Grab the latest code from the NodeBB Repository
 		git reset --hard origin/$nodebb_version		# Replace v1.12.x with the branch name!