diff --git a/config/rzl.js b/config/rzl.js
index d5d29a6..61b4ae3 100644
--- a/config/rzl.js
+++ b/config/rzl.js
@@ -147,6 +147,7 @@ const config : Config = {
             case "STANDBY":
               return "off"
             case "unknown":
+            case "offline":
               return "unknown"
 
             default: