From 45a5a1ecf8963646f46cf063637b1060a5024976 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?F=C3=A9lix=20Pi=C3=A9dallu?= <felix@piedallu.me>
Date: Fri, 5 Jan 2024 17:43:17 +0100
Subject: [PATCH] fix upgrade

---
 scripts/upgrade | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/upgrade b/scripts/upgrade
index 54ae12c..424259a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -28,7 +28,7 @@ done
 #=================================================
 ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
 
-if [[ -n "$document_path" ]]; then
+if [[ -n "${document_path:-}" ]]; then
     # Renamed setting key
     document_dir="$document_path"
     ynh_app_setting_delete --app="$app" --key=document_path