diff --git a/manifest.json b/manifest.json
index 0b0baed..406133a 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Minimalist kanban board, focused on compactness and readability",
         "fr": "Kanban minimaliste, axé sur la compacité et la lisibilité"
     },
-    "version": "1.0~ynh1",
+    "version": "1.0~ynh2",
     "url": "https://nullboard.io/preview",
     "license": "BSD-2-Clause",
     "maintainer": {
diff --git a/scripts/install b/scripts/install
index 9fc7f68..0d907a7 100755
--- a/scripts/install
+++ b/scripts/install
@@ -42,8 +42,8 @@ ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
 #=================================================
 ynh_script_progression --message="Storing installation settings..." --weight=2
 
-ynh_app_setting_set --app=$app --key=domain    --value=$domain
-ynh_app_setting_set --app=$app --key=path      --value=$path_url
+ynh_app_setting_set --app=$app --key=domain --value=$domain
+ynh_app_setting_set --app=$app --key=path   --value=$path_url
 
 #=================================================
 # STANDARD MODIFICATIONS
diff --git a/scripts/upgrade b/scripts/upgrade
index 76c7c59..e3d475a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -36,6 +36,13 @@ if [ -z "$final_path" ]; then
 	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 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
 #=================================================