diff --git a/spec/classes/snmp_init_spec.rb b/spec/classes/snmp_init_spec.rb
index 7dbc02ae..93012975 100644
--- a/spec/classes/snmp_init_spec.rb
+++ b/spec/classes/snmp_init_spec.rb
@@ -676,10 +676,10 @@
           end
         when '18.04'
           describe 'Debian-snmp as snmp user' do
-            it 'contains File[snmpd.sysconfig] with contents "SNMPDOPTS="-Lsd -Lf /dev/null -u Debian-snmp -g Debian-snmp -I -smux -p /var/run/snmpd.pid""' do
+            it 'contains File[snmpd.sysconfig] with contents "SNMPDOPTS="-LS6d -Lf /dev/null -u Debian-snmp -g Debian-snmp -I -smux -p /var/run/snmpd.pid""' do
               verify_contents(catalogue, 'snmpd.sysconfig', [
                                 'SNMPDRUN=yes',
-                                'SNMPDOPTS=\'-Lsd -Lf /dev/null -u Debian-snmp -g Debian-snmp -I -smux -p /var/run/snmpd.pid\''
+                                'SNMPDOPTS=\'-LS6d -Lf /dev/null -u Debian-snmp -g Debian-snmp -I -smux -p /var/run/snmpd.pid\''
                               ])
             end
             it {