diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy
index de138e5de..5fd078f34 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_SN_installation_hierarchy
@@ -1,6 +1,6 @@
 start:reg_linux_SN_installation_hierarchy
 os:Linux
-stop=yes
+stop:yes
 
 cmd:chtab key=nameservers site.value="<xcatmaster>"
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
index 0cdc0239a..feec8c7c2 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
@@ -1,6 +1,6 @@
 start:reg_linux_diskfull_installation_flat
 os:Linux
-stop=yes  
+stop:yes  
 
 cmd:if ping -c 1 $$SN > /dev/null;then rpower $$SN off > /dev/null;fi
 
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
index 2e90b4525..ec28d5b86 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_hierarchy
@@ -1,6 +1,6 @@
 start:reg_linux_diskfull_installation_hierarchy
 os:Linux
-stop=yes
+stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat
index c34ad4f44..705400a6a 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_flat
@@ -1,6 +1,6 @@
 start:reg_linux_diskless_installation_flat
 os:Linux
-stop=yes  
+stop:yes  
 
 cmd:chdef -t node -o $$CN servicenode= monserver=$$MN nfsserver=$$MN tftpserver=$$MN  xcatmaster=$$MN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
index abb6fda6a..7232133d4 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskless_installation_hierarchy
@@ -1,6 +1,6 @@
 start:reg_linux_diskless_installation_hierarchy
 os:Linux
-stop=yes
+stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat
index af9d3a8ec..c0ba9c8f8 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_flat
@@ -1,6 +1,6 @@
 start:reg_linux_statelite_installation_flat
 os:Linux
-stop=yes  
+stop:yes  
 
 cmd:chdef -t node -o $$CN servicenode= monserver=$$MN nfsserver=$$MN tftpserver=$$MN  xcatmaster=$$MN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy
index 0f85312c9..f9de59ccd 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy
@@ -1,5 +1,6 @@
 start:reg_linux_statelite_installation_hierarchy
 os:Linux
+stop:yes
 
 cmd:MNIP=`cat /etc/hosts|grep $$MN|awk '{print $1}'`;sed -i "s:nameserver .*:nameserver $MNIP:g" /etc/resolv.conf 
 
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs
index 3bc3dd622..7e310aaa1 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_nfs
@@ -1,6 +1,6 @@
 start:reg_linux_statelite_installation_hierarchy_by_nfs
 os:Linux
-stop=yes
+stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
index 3eaff6341..8d4984708 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_statelite_installation_hierarchy_by_ramdisk
@@ -1,6 +1,6 @@
 start:reg_linux_statelite_installation_hierarchy_by_ramdisk
 os:Linux
-stop=yes
+stop:yes
 
 cmd:chdef -t node -o $$CN servicenode=$$SN monserver=$$SN nfsserver=$$SN tftpserver=$$SN  xcatmaster=$$SN
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_p8le b/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_p8le
index fa08387d9..644e171a6 100644
--- a/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_p8le
+++ b/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_p8le
@@ -1,6 +1,6 @@
 start:Diskless_installation_flat_p8_le
 os:Linux
-stop=yes
+stop:yes
 
 cmd:copycds $$ISO
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm b/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm
index 62980140f..444b14dbb 100644
--- a/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm
+++ b/xCAT-test/autotest/testcase/installation/ubuntu_diskless_installation_vm
@@ -1,6 +1,6 @@
 start:Ubuntu_diskless_installation_flat_x86_vm
 os:Linux
-stop=yes
+stop:yes
 
 cmd:copycds $$ISO
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_p8le b/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_p8le
index 577497c82..c62cc0cac 100644
--- a/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_p8le
+++ b/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_p8le
@@ -1,6 +1,6 @@
 start:Full_installation_flat_p8_le
 os:Linux
-stop=yes
+stop:yes
 
 cmd:copycds $$ISO
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm b/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm
index 6cf90d2b6..ff4d42ce6 100644
--- a/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm
+++ b/xCAT-test/autotest/testcase/installation/ubuntu_full_installation_vm
@@ -1,6 +1,6 @@
 start:Ubuntu_full_installation_flat_x86_vm
 os:Linux
-stop=yes
+stop:yes
 
 cmd:copycds $$ISO
 check:rc==0