diff --git a/lib/App/Netdisco/Backend/Worker/Poller/Common.pm b/lib/App/Netdisco/Backend/Worker/Poller/Common.pm
index be75566d..96e66f94 100644
--- a/lib/App/Netdisco/Backend/Worker/Poller/Common.pm
+++ b/lib/App/Netdisco/Backend/Worker/Poller/Common.pm
@@ -58,7 +58,6 @@ sub _single_body {
   my $filter_method = $job_type .'_filter';
   my $job_filter = $self->$filter_method;
 
-  # failsafe, should not be needed with skip checks
   unless ($job_filter->($device->ip)) {
       return job_defer("$job_type deferred: $host is not ${job_type}able");
   }
diff --git a/lib/App/Netdisco/Backend/Worker/Poller/Device.pm b/lib/App/Netdisco/Backend/Worker/Poller/Device.pm
index d8595450..097733d3 100644
--- a/lib/App/Netdisco/Backend/Worker/Poller/Device.pm
+++ b/lib/App/Netdisco/Backend/Worker/Poller/Device.pm
@@ -54,7 +54,6 @@ sub discover {
       return job_done("discover skipped: $host is pseudo-device");
   }
 
-  # failsafe, should not be needed with skip checks
   unless (is_discoverable_now($device)) {
       return job_defer("discover deferred: $host is not discoverable");
   }
diff --git a/lib/App/Netdisco/Backend/Worker/Poller/Nbtstat.pm b/lib/App/Netdisco/Backend/Worker/Poller/Nbtstat.pm
index 330cf02d..72c7c9ef 100644
--- a/lib/App/Netdisco/Backend/Worker/Poller/Nbtstat.pm
+++ b/lib/App/Netdisco/Backend/Worker/Poller/Nbtstat.pm
@@ -29,7 +29,6 @@ sub nbtstat  {
     or job_error("nbtstat failed: unable to interpret device parameter");
   my $host = $device->ip;
 
-  # failsafe, should not be needed with skip checks
   unless (is_macsuckable($device)) {
       return job_defer("nbtstat deferred: $host is not macsuckable");
   }
diff --git a/lib/App/Netdisco/JobQueue/PostgreSQL.pm b/lib/App/Netdisco/JobQueue/PostgreSQL.pm
index 8e29fc36..f56462c4 100644
--- a/lib/App/Netdisco/JobQueue/PostgreSQL.pm
+++ b/lib/App/Netdisco/JobQueue/PostgreSQL.pm
@@ -145,8 +145,6 @@ sub jq_lock {
   # and the skiplist was primed. these should be checked against
   # the various acls and have device_skip entry added if needed,
   # and return false if it should have been skipped.
-  # this is also why it's probably unnecessary to check is_* within
-  # jobs, but we do that as well, just to be sure.
   my @badactions = _get_denied_actions($job->device);
   if (scalar @badactions) {
     schema('netdisco')->resultset('DeviceSkip')->find_or_create({