diff --git a/docs/source/guides/admin-guides/references/man1/bmcdiscover.1.rst b/docs/source/guides/admin-guides/references/man1/bmcdiscover.1.rst
index 7eebdc14e..00a06fb0c 100644
--- a/docs/source/guides/admin-guides/references/man1/bmcdiscover.1.rst
+++ b/docs/source/guides/admin-guides/references/man1/bmcdiscover.1.rst
@@ -98,7 +98,7 @@ OPTIONS
  
 
 
-\ **-c|-**\ **-check**\ 
+\ **-**\ **-check**\ 
  
  Check BMC administrator User/Password.
  
diff --git a/xCAT-client/pods/man1/bmcdiscover.1.pod b/xCAT-client/pods/man1/bmcdiscover.1.pod
index 10cb20162..09abbe40c 100644
--- a/xCAT-client/pods/man1/bmcdiscover.1.pod
+++ b/xCAT-client/pods/man1/bmcdiscover.1.pod
@@ -61,7 +61,7 @@ BMC user name.
 
 BMC user password.
 
-=item B<-c|--check>    
+=item B<--check>    
 
 Check BMC administrator User/Password.