diff --git a/zabbix_scripts/check_unifi b/zabbix_scripts/check_unifi
index 03cc0c6..ed6c4f0 100755
--- a/zabbix_scripts/check_unifi
+++ b/zabbix_scripts/check_unifi
@@ -162,7 +162,7 @@ if ($unifi){
     }
 
     foreach my $entry (@{from_json($resp->decoded_content)->{data}}){
-      next if (not $entry->{ap_mac} or $entry->{ap_mac} ne $dev or $entry->{is_wired} == JSON::PP::true);
+      next if (not $entry->{ap_mac} or $entry->{ap_mac} ne $dev or $entry->{is_wired} == JSON::true);
       foreach (@radio_proto){
         if ($entry->{radio_proto} eq $_){
           $json->{'num_sta_' . $_}++;
@@ -202,7 +202,7 @@ if ($unifi){
   $json->{last_seen} = time - $json->{last_seen};
 
   # For wireless stations, we gather some more info
-  if ($obj->{is_wired} == JSON::PP::false){
+  if ($obj->{is_wired} == JSON::false){
     my @client_wireless = qw/rx_rate tx_rate essid ap_mac tx_power radio_proto signal noise satisfaction/;
     foreach (@client_wireless){
       $json->{$_} = $obj->{$_} || 0;
diff --git a/zabbix_scripts/disco_unifi b/zabbix_scripts/disco_unifi
index 998094c..1d58cd2 100755
--- a/zabbix_scripts/disco_unifi
+++ b/zabbix_scripts/disco_unifi
@@ -107,8 +107,8 @@ if ($what eq 'devices'){
   foreach my $entry (@{from_json($resp->decoded_content)->{data}}){
     # Ignore other sites
     next if ($entry->{site_id} ne $site_id);
-    next if ($type eq 'wireless' and $entry->{is_wired} eq 'true');
-    next if ($type eq 'wired' and $entry->{is_wired} eq 'false');
+    next if ($type eq 'wireless' and $entry->{is_wired} == JSON::true);
+    next if ($type eq 'wired' and $entry->{is_wired} == JSON::false);
     push @{$json->{data}}, {
       '{#UNIFI_STA_ID}'   => $entry->{_id},
       '{#UNIFI_STA_NAME}' => (defined $entry->{hostname}) ? $entry->{hostname} : $entry->{mac},