diff --git a/xCAT-client/pods/man1/chkkitcomp.1.pod b/xCAT-client/pods/man1/chkkitcomp.1.pod
index c1772ad28..2261604a1 100644
--- a/xCAT-client/pods/man1/chkkitcomp.1.pod
+++ b/xCAT-client/pods/man1/chkkitcomp.1.pod
@@ -6,7 +6,7 @@ B<chkkitcomp> - Check if kit component fits to osimage.
 
 B<chkkitcomp> [-h|--help]
 
-B<chkkitcomp> [-o|--overwrite] [-V|--verbose] -i <osimage> <kitcompname_list>
+B<chkkitcomp> [-V|--verbose] -i <osimage> <kitcompname_list>
 
 =head1 DESCRIPTION
 
@@ -14,10 +14,6 @@ The B<chkkitcomp> command will check if the kit components are fitting to the os
 
 =head1 OPTIONS
 
-B<-o|--overwrite>
-
-Fully replace the kit component list in osimage.kitcomponents with <kitcompname_list>.
-
 B<-h|--help>
 
 Display usage message.
@@ -51,14 +47,6 @@ Output is similar to:
 
 Kit components comp-test1-1.0-1-rhels-6.2-ppc64 fit to osimage rhels6.2-ppc64-netboot-compute
 
-3. To check if a kit component is fitting to an osimage and write the current kitcompname_list specified in command line to osimage.kitcomponents attribute. 
-
-chkkitcomp -o -i rhels6.2-ppc64-netboot-compute comp-test1-1.0-1-rhels-6.2-ppc64
-
-Output is similar to:
-
-kitcomponents comp-test1-1.0-1-rhels-6.2-ppc64 were removed from osimage rhels6.2-ppc64-netboot-compute successfully
-
 
 =head1 SEE ALSO