diff --git a/xCAT-server/share/xcat/netboot/fedora12/genimage b/xCAT-server/share/xcat/netboot/fedora12/genimage
index 05d8778ea..02e23a836 100755
--- a/xCAT-server/share/xcat/netboot/fedora12/genimage
+++ b/xCAT-server/share/xcat/netboot/fedora12/genimage
@@ -624,7 +624,6 @@ EOS1
    }
    print $inifile <<EOMS;
 # check and see if debug is specified on command line
-set -x
 grep '\(debug\)' /proc/cmdline > /dev/null && export DEBUG=1
 mkdir -p /var/run
 netstart
diff --git a/xCAT-server/share/xcat/netboot/rh/genimage b/xCAT-server/share/xcat/netboot/rh/genimage
index 585d02ccf..f4f4d15ff 100755
--- a/xCAT-server/share/xcat/netboot/rh/genimage
+++ b/xCAT-server/share/xcat/netboot/rh/genimage
@@ -756,7 +756,6 @@ sub mkinitrd {
 	
 # add some functions
  	print $inifile <<EOS1; 	
-set -x
 NEWROOT="/sysroot"
 SHELL="/bin/sh"
 RWDIR=".statelite"