diff --git a/xCAT-server/lib/xcat/plugins/esx.pm b/xCAT-server/lib/xcat/plugins/esx.pm
index e5e5919ef..1003fa171 100644
--- a/xCAT-server/lib/xcat/plugins/esx.pm
+++ b/xCAT-server/lib/xcat/plugins/esx.pm
@@ -2380,7 +2380,7 @@ sub make_customization_spec {
 		%lfpd = (
 			licenseFilePrintData=>CustomizationLicenseFilePrintData->new(
 				autoMode=>CustomizationLicenseDataMode->new(
-				    val => 'perSeat',
+				    'perSeat'
 				)
 			)
 		);