diff --git a/bin/plug_ins/Auto_reboot/cp_master b/bin/plug_ins/Auto_reboot/cp_master
index e28d773..b7aad55 100755
--- a/bin/plug_ins/Auto_reboot/cp_master
+++ b/bin/plug_ins/Auto_reboot/cp_master
@@ -81,7 +81,7 @@
 
     get_plug_vars()
 
-    valid_value(AUTOBOOT_OPENBMC_HOST, ["", None])
+    valid_value(AUTOBOOT_OPENBMC_HOST)
     global AUTO_REBOOT_DISABLE
     if pgm_name == "cp_cleanup":
         AUTO_REBOOT_DISABLE = 0