diff --git a/plugin/source/dynamix.unraid.net/usr/local/emhttp/plugins/dynamix.my.servers/include/state.php b/plugin/source/dynamix.unraid.net/usr/local/emhttp/plugins/dynamix.my.servers/include/state.php
index 29e508087..04770ef30 100644
--- a/plugin/source/dynamix.unraid.net/usr/local/emhttp/plugins/dynamix.my.servers/include/state.php
+++ b/plugin/source/dynamix.unraid.net/usr/local/emhttp/plugins/dynamix.my.servers/include/state.php
@@ -124,7 +124,7 @@ class ServerState
     /**
      * Retrieve the value of a webgui global setting.
      */
-    public function getWebguiGlobal(string $key, string $subkey = null)
+    public function getWebguiGlobal(string $key, ?string $subkey = null)
     {
         if (!$subkey) {
             return _var($this->webguiGlobals, $key, '');