diff --git a/perl-xCAT/xCAT/Usage.pm b/perl-xCAT/xCAT/Usage.pm
index 5dfb9494c..8bc03a419 100755
--- a/perl-xCAT/xCAT/Usage.pm
+++ b/perl-xCAT/xCAT/Usage.pm
@@ -81,7 +81,7 @@ my %usage = (
        rinv <noderange> [all|model|serial] [-V|--verbose]
        rinv [-h|--help|-v|--version]
     BMC specific:
-       rinv <noderange> [mprom|deviceid|uuid|guid|vpd|all]
+       rinv <noderange> [mprom|deviceid|uuid|guid|vpd|dimm|all]
     OpenPOWER server specific:
        rinv <noderange> [model|serial|deviceid|uuid|guid|vpd|mprom|firm|all] 
     MPA specific:
diff --git a/xCAT-client/pods/man1/rinv.1.pod b/xCAT-client/pods/man1/rinv.1.pod
index 2a0540235..9da37c523 100644
--- a/xCAT-client/pods/man1/rinv.1.pod
+++ b/xCAT-client/pods/man1/rinv.1.pod
@@ -8,7 +8,7 @@ B<rinv> [B<-h>|B<--help>|B<-v>|B<--version>]
 
 =head2 BMC/MPA specific:
 
-B<rinv> I<noderange> {B<pci>|B<model>|B<serial>|B<asset>|B<vpd>|B<mprom>|B<deviceid>|B<guid>|B<firm>|B<diag>|B<bios>|B<mparom>|B<mac>|B<all>}
+B<rinv> I<noderange> {B<pci>|B<model>|B<serial>|B<asset>|B<vpd>|B<mprom>|B<deviceid>|B<guid>|B<firm>|B<diag>|B<dimm>|B<bios>|B<mparom>|B<mac>|B<all>}
 
 =head2 OpenPOWER server specific: