diff --git a/xCAT-test/autotest/testcase/chdef/cases0 b/xCAT-test/autotest/testcase/chdef/cases0
index 8b4e6d4ee..c301f2ff4 100644
--- a/xCAT-test/autotest/testcase/chdef/cases0
+++ b/xCAT-test/autotest/testcase/chdef/cases0
@@ -18,6 +18,16 @@ check:rc==0
 cmd:lsdef -t node -l testnode 
 check:rc==0
 check:output=~groups=linux
+cmd:chdef -t node -o testnode postscripts="syslog,remoteshell,syncfiles"
+check:rc==0
+check:output!~Error
+check:output=~Warning: testnode: postscripts 'syslog' is already included
+check:output=~Warning: testnode: postscripts 'remoteshell' is already included
+check:output=~Warning: testnode: postscripts 'syncfiles' is already included
+cmd:chdef -t node -o testnode postbootscripts=otherpkgs
+check:rc==0
+check:output!~Error
+check:output=~Warning: testnode: postbootscripts 'otherpkgs' is already included
 cmd:rmdef -t node testnode
 check:rc==0
 end