diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index b3030f7..52fde11 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -13,12 +13,12 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "2025/xg-infra-vorke-upgrade-2025.md",
+                "file": "2025/xg-infra-nas-upgrade-2025.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "xg-infra-vorke-upgrade-2025"
+              "title": "xg-infra-nas-upgrade-2025"
             }
           },
           {
@@ -181,8 +181,8 @@
   },
   "active": "c3a7478c4edc748a",
   "lastOpenFiles": [
-    "2025/xg-infra-nas-upgrade-2025.md",
     "2025/xg-infra-vorke-upgrade-2025.md",
+    "2025/xg-infra-nas-upgrade-2025.md",
     "2024/Github multiple users and keys.md",
     "2025/Verkoop macBookPro11,1 Marktplaats.md",
     "2025/Tuinhuis specs.md",
diff --git a/2025/xg-infra-nas-upgrade-2025.md b/2025/xg-infra-nas-upgrade-2025.md
index bf37d8a..14322bf 100644
--- a/2025/xg-infra-nas-upgrade-2025.md
+++ b/2025/xg-infra-nas-upgrade-2025.md
@@ -181,6 +181,7 @@ See https://docs.oracle.com/cd/E78901_01/html/E78912/gprhq.html
 * https://serverfault.com/questions/1075846/config-for-using-git-via-ssh-on-jump-host
 * https://arstechnica.com/gadgets/2021/06/a-quick-start-guide-to-openzfs-native-encryption/
 * https://www.baculasystems.com/blog/zfs-backup-restore-software-tools/
+* https://www.xda-developers.com/how-to-quickly-set-up-the-3-2-1-backup-rule/
 
 ## Domains