Bugfix: Fix the value of org-refile-targets

configuration.org

@@ -3195,7 +3195,8 @@ This is a big one; I use a lot of customisation here.
   (org-refile-allow-creating-parent-nodes 'confirm)
   (org-crypt-key "B0740C4C")
   (org-speed-commands-user '(("m" . org-mark-subtree)))
-  (org-refile-targets '((org-agenda-files :maxlevel . 3)))
+  (org-refile-targets '((nil :maxlevel . 6)
+			(org-agenda-files :maxlevel . 3)))
   (org-agenda-custom-commands '(("c" "Simple agenda view"
                                  ((tags "PRIORITY=\"A\""
                                         ((org-agenda-skip-function '(org-agenda-skip-entry-if 'todo 'done))