SNMPKEY Can't locate Crypt/DES.pm

omfeher@Toms-MacBook ~ % snmpkey                                 

Can't locate Crypt/DES.pm in @INC (you may need to install the Crypt::DES module) (@INC contains: /Library/Perl/5.30/darwin-thread-multi-2level /Library/Perl/5.30 /Network/Library/Perl/5.30/darwin-thread-multi-2level /Network/Library/Perl/5.30 /Library/Perl/Updates/5.30.2/darwin-thread-multi-2level /Library/Perl/Updates/5.30.2 /System/Library/Perl/5.30/darwin-thread-multi-2level /System/Library/Perl/5.30 /System/Library/Perl/Extras/5.30/darwin-thread-multi-2level /System/Library/Perl/Extras/5.30) at /Library/Perl/5.30/Net/SNMP/Security/USM.pm line 26.

BEGIN failed--compilation aborted at /Library/Perl/5.30/Net/SNMP/Security/USM.pm line 26.

Compilation failed in require at /usr/local/bin/snmpkey line 87.

BEGIN failed--compilation aborted at /usr/local/bin/snmpkey line 87.