diff --git a/xCAT-test/autotest/testcase/installation/linux_diskless_installation b/xCAT-test/autotest/testcase/installation/linux_diskless_installation
index 757b341e6..8665f6588 100644
--- a/xCAT-test/autotest/testcase/installation/linux_diskless_installation
+++ b/xCAT-test/autotest/testcase/installation/linux_diskless_installation
@@ -25,7 +25,7 @@ cmd:copycds $$ISO
 check:rc==0
 cmd:genimage __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-netboot-compute
 check:rc==0
-cmd:packimage -o __GETNODEATTR($$CN,os)__ -p compute -a __GETNODEATTR($$CN,arch)__
+cmd:packimage __GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-netboot-compute
 check:rc==0
 cmd:nodeset $$CN osimage=__GETNODEATTR($$CN,os)__-__GETNODEATTR($$CN,arch)__-netboot-compute
 check:rc==0