diff --git a/user_webdav.go b/user_webdav.go
index b224768..575c846 100644
--- a/user_webdav.go
+++ b/user_webdav.go
@@ -108,7 +108,12 @@ func (a *App) storageForTask(t *Task) (RemoteStorage, string, bool) {
 	}
 	var cfg WebDAVConfig
 	if a.db.Where("user_id = ? AND enabled = ?", user.ID, true).First(&cfg).Error != nil || cfg.URL == "" {
-		return nil, "", false
+		// Privileged users fall back to the global WebDAV until a custom
+		// WebDAV configuration is enabled and tested successfully.
+		if a.cfg.WebDAVURL == "" || a.storage == nil {
+			return nil, "", false
+		}
+		return a.storage, a.cfg.WebDAVPath, true
 	}
 	return NewWebDAVStorage(Config{WebDAVURL: cfg.URL, WebDAVUser: cfg.Username, WebDAVPass: cfg.Password}), cfg.RootPath, true
 }