diff --git a/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le b/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le
index c298b2319..28db2b5b4 100644
--- a/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le
+++ b/xCAT-test/autotest/testcase/installation/Diskless_installation_flat_p8_le
@@ -5,7 +5,7 @@ cmd:copycds $$ISO
 check:rc==0
 cmd:if [[ "__GETNODEATTR($$CN,arch)__" != "ppc64" ]]; then tabdump -w node==$$CN kvm_nodedata; fi
 check:rc==0
-cmd:if [ "__GETNODEATTR($$CN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" ];then if [[ "__GETNODEATTR($$CN,vmstorage)__" =~ "phy" ]]; then rmvm $$CN -f -p  &&  mkvm $$CN; else rmvm $$CN -f -p  &&  mkvm $$CN -s 20G; fi;fi
+cmd:if [ "__GETNODEATTR($$CN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" ];then if [[ "__GETNODEATTR($$CN,vmstorage)__" =~ "phy" ]]; then rmvm $$CN -f -p; mkvm $$CN; else rmvm $$CN -f -p ;mkvm $$CN -s 20G; fi;fi
 check:rc==0
 cmd:makedns -n
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/SN_setup_case b/xCAT-test/autotest/testcase/installation/SN_setup_case
index 87db2d52d..7e8d25f37 100644
--- a/xCAT-test/autotest/testcase/installation/SN_setup_case
+++ b/xCAT-test/autotest/testcase/installation/SN_setup_case
@@ -11,7 +11,7 @@ check:rc==0
 #Add for debug rmvm issue
 cmd:if [[ "__GETNODEATTR($$CN,arch)__" != "ppc64" ]]; then tabdump -w node==$$SN kvm_nodedata; fi
 check:rc==0
-cmd:if [ "__GETNODEATTR($$SN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" ];then if [[ "__GETNODEATTR($$SN,vmstorage)__" =~ "phy" ]]; then rmvm $$SN -f -p  &&  mkvm $$SN; else rmvm $$SN -f -p;mkvm $$SN;rmvm $$SN -f -p;mkvm $$SN -s 20G; fi;fi
+cmd:if [ "__GETNODEATTR($$SN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" ];then if [[ "__GETNODEATTR($$SN,vmstorage)__" =~ "phy" ]]; then rmvm $$SN -f -p ;mkvm $$SN; else rmvm $$SN -f -p;mkvm $$SN;rmvm $$SN -f -p;mkvm $$SN -s 20G; fi;fi
 check:rc==0
 
 cmd:makedns -n