diff --git a/xCAT-server/lib/perl/xCAT/PPC.pm b/xCAT-server/lib/perl/xCAT/PPC.pm
index d4989ff58..cfb58162c 100644
--- a/xCAT-server/lib/perl/xCAT/PPC.pm
+++ b/xCAT-server/lib/perl/xCAT/PPC.pm
@@ -235,7 +235,7 @@ sub process_command {
         if ($command eq 'rpower') { $subcommand = $request->{op}; }
 
         #pdu commands will be handled in the pdu plugin
-        if(($subcmd eq 'pduoff') || ($subcmd eq 'pduon') || ($subcmd eq 'pdustat')){
+        if(($subcommand eq 'pduoff') || ($subcommand eq 'pduon') || ($subcommand eq 'pdustat')){
              return 0;
         }
 
diff --git a/xCAT-server/lib/xcat/plugins/kvm.pm b/xCAT-server/lib/xcat/plugins/kvm.pm
index 0049a048a..7e83f850f 100755
--- a/xCAT-server/lib/xcat/plugins/kvm.pm
+++ b/xCAT-server/lib/xcat/plugins/kvm.pm
@@ -3662,7 +3662,7 @@ sub process_request {
     }
 
     #pdu commands will be handled in the pdu plugin
-    if ($command eq "rpower" and grep(/^pduon|pduoff|pdustat/, @exargs)) {
+    if ($command eq "rpower" and grep(/^pduon|pduoff|pdustat$/, @exargs)) {
         return;
     }