diff --git a/xCAT-server/lib/xcat/plugins/pdu.pm b/xCAT-server/lib/xcat/plugins/pdu.pm
index a99459616..50adc2454 100644
--- a/xCAT-server/lib/xcat/plugins/pdu.pm
+++ b/xCAT-server/lib/xcat/plugins/pdu.pm
@@ -36,7 +36,6 @@ use strict;
 use Class::Struct;
 use XML::Simple;
 use Storable qw(dclone);
-use SNMP;
 my $have_snmp = 1;
 eval "use SNMP";
 if ($@) {