diff --git a/xCAT-test/autotest/testcase/makedhcp/cases0 b/xCAT-test/autotest/testcase/makedhcp/cases0
index 417f3f5a8..d676640ba 100644
--- a/xCAT-test/autotest/testcase/makedhcp/cases0
+++ b/xCAT-test/autotest/testcase/makedhcp/cases0
@@ -189,13 +189,13 @@ check:rc==0
 cmd: cp -f /etc/hosts /etc/hosts.bak
 cmd:echo "100.100.100.2 testnode" >> /etc/hosts
 check:rc==0
-cmd:makdhcp -d testnode
+cmd:makedhcp -d testnode
 cmd:makedhcp testnode
 check:rc==0
-cmd:makdhcp -q testnode
+cmd:makedhcp -q testnode
 check:rc==0
 check:output=~testnode: ip-address = 100.100.100.2 
-cmd:makdhcp -d testnode
+cmd:makedhcp -d testnode
 check:rc==0
 cmd:makedhcp -n
 check:rc==0
diff --git a/xCAT-test/autotest/testcase/makeknownhosts/cases0 b/xCAT-test/autotest/testcase/makeknownhosts/cases0
index afe1e371d..7bd31898b 100644
--- a/xCAT-test/autotest/testcase/makeknownhosts/cases0
+++ b/xCAT-test/autotest/testcase/makeknownhosts/cases0
@@ -33,11 +33,13 @@ description:delete known node entry from $ROOTHOME/.ssh
 cmd:makeknownhosts $$CN 
 cmd:cat ~/.ssh/known_hosts|grep $$CN
 check:output=~$$CN
+cmd:cat ~/.ssh/known_hosts|grep __GETNODEATTR($$CN,ip)__
+check:rc==0
 cmd:makeknownhosts $$CN -d
 check:rc==0
-cmd:cat ~/.ssh/known_hosts|grep $$CN
+cmd:cat ~/.ssh/known_hosts|grep __GETNODEATTR($$CN,ip)__ 
 check:rc!=0
-check:output!~$$CN
+check:output!~__GETNODEATTR($$CN,ip)__
 end
 
 start:makeknownhosts_node_v