diff --git a/perl-xCAT/xCAT/MacMap.pm b/perl-xCAT/xCAT/MacMap.pm
index f6f939cbd..24a4e790f 100644
--- a/perl-xCAT/xCAT/MacMap.pm
+++ b/perl-xCAT/xCAT/MacMap.pm
@@ -23,7 +23,12 @@ use Sys::Syslog;
 
 #use Data::Dumper;
 use POSIX qw/WNOHANG/;
-use SNMP;
+my $have_snmp = 1;
+eval "use SNMP";
+if ($@) {
+    $have_snmp = 0;
+}
+
 my %cisco_vlans; #Special hash structure to reflect discovered VLANS on Cisco equip
 
 #use IF-MIB (1.3.6.1.2.1.2) for all switches
diff --git a/xCAT-server/lib/xcat/plugins/pdu.pm b/xCAT-server/lib/xcat/plugins/pdu.pm
index 9f400a3c6..a99459616 100644
--- a/xCAT-server/lib/xcat/plugins/pdu.pm
+++ b/xCAT-server/lib/xcat/plugins/pdu.pm
@@ -37,6 +37,11 @@ use Class::Struct;
 use XML::Simple;
 use Storable qw(dclone);
 use SNMP;
+my $have_snmp = 1;
+eval "use SNMP";
+if ($@) {
+    $have_snmp = 0;
+}
 use Expect;
 use Net::Ping;
 
diff --git a/xCAT-server/lib/xcat/plugins/switchdiscover.pm b/xCAT-server/lib/xcat/plugins/switchdiscover.pm
index 342c55ff0..257fe6bae 100644
--- a/xCAT-server/lib/xcat/plugins/switchdiscover.pm
+++ b/xCAT-server/lib/xcat/plugins/switchdiscover.pm
@@ -21,7 +21,11 @@ no strict;
 use Data::Dumper;
 use Socket;
 use Expect;
-use SNMP;
+my $have_snmp = 1;
+eval "use SNMP";
+if ($@) {
+    $have_snmp = 0;
+}
 use xCAT::data::switchinfo;
 
 #global variables for this module
diff --git a/xCAT-server/xCAT-server.spec b/xCAT-server/xCAT-server.spec
index c6dca6c64..0869f822f 100644
--- a/xCAT-server/xCAT-server.spec
+++ b/xCAT-server/xCAT-server.spec
@@ -47,7 +47,7 @@ Obsoletes: atftp-xcat
 %endif
 
 %if "%{dist}" == ".el8"
-Requires: perl-Time-HiRes perl-Sys-Syslog perl-Text-Balanced perl-DB_File perl-XML-LibXML perl-Expect net-snmp-perl perl-Net-DNS perl-Net-Ping perl-XML-LibXML-Simple
+Requires: perl-Time-HiRes perl-Sys-Syslog perl-Text-Balanced perl-DB_File perl-XML-LibXML perl-Expect perl-Net-DNS perl-Net-Ping perl-XML-LibXML-Simple
 %endif
 
 # The aix rpm cmd forces us to do this outside of ifos type stmts