diff --git a/README.md b/README.md
index 4dd5013..18bdea1 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,12 @@ Installation requires a dedicated domain or subdomain. Installing in a subpath i
 
 **Username:** demo **Password:** demo
 
+## Demo
+
+* [Official demo](https://demo.funkwhale.audio)
+
+**Username:** demo **Password:** demo
+
 ## Admin
 
 The admin uses the login you provided at installation. The password is the same you use for YunoHost.
diff --git a/scripts/upgrade b/scripts/upgrade
index f0b40e4..ca44959 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -50,6 +50,13 @@ if ynh_legacy_permissions_exists; then
 	ynh_app_setting_delete --app=$app --key=is_public
 fi
 
+# Cleaning legacy permissions
+if ynh_legacy_permissions_exists; then
+	ynh_legacy_permissions_delete_all
+
+	ynh_app_setting_delete --app=$app --key=is_public
+fi
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================