diff --git a/xCAT/templates/mypostscript/mypostscript.tmpl b/xCAT/templates/mypostscript/mypostscript.tmpl
index b50c59f8c..651bc383a 100755
--- a/xCAT/templates/mypostscript/mypostscript.tmpl
+++ b/xCAT/templates/mypostscript/mypostscript.tmpl
@@ -18,7 +18,7 @@ export ENABLESSHBETWEENNODES
 ## And <TABLENAME> also couldn't be log related tables.
 ## The site table is used so frequent that the <TABLENAME> couldn't be the site table.
 ## And if the key is the node, you should use #TABLE...# instead of tabdump().
-## And each attribute=value pair will be delimited  by "||" .
+## And each attribute=value pair will be delimited  by '||'.
 ## We may put special characters in the comments attribute. 
 ## So the comments attribute will be put as the last in the list,
 ## and the parsing should be more carefull.