diff --git a/manifest.json b/manifest.json
index ed60b44..d6ac85c 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Store all kinds of data with an extremely customizable interface.",
         "fr": "Stockez tous types de données avec une interface complètement customizable."
     },
-    "version": "1.6.0~ynh1",
+    "version": "1.6.0~ynh2",
     "url": "https://squeak.eauchat.org/dato",
     "upstream": {
         "license": "AGPL-3.0-or-later",
diff --git a/scripts/upgrade b/scripts/upgrade
index ad447b2..e3564bd 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -110,7 +110,7 @@ chown -R "$app":"$app" $final_path
 pushd "$final_path"
 	ynh_use_nodejs
 	# remove node_modules folder before upgrading (because dato dependencies need to be installed from scratch otherwise some dependencies are not properly upgraded)
-	sudo -u $app env $ynh_node_load_PATH rm -r node_modules
+	ynh_secure_remove --file="./node_modules"
 	# reinstall dependencies from scratch
 	sudo -u $app env $ynh_node_load_PATH npm install --loglevel warn
 popd