diff --git a/src/Models/Firewalls/Firewall.php b/src/Models/Firewalls/Firewall.php
index 50c4e1e..6e5fbb9 100644
--- a/src/Models/Firewalls/Firewall.php
+++ b/src/Models/Firewalls/Firewall.php
@@ -122,8 +122,10 @@ public static function parse($input): ?self
         }
 
         foreach ($input->applied_to as $a) {
-            if ($a->type === 'server') {
+            if ($a->type === FirewallResource::TYPE_SERVER) {
                 $appliedTo[] = new FirewallResource($a->type, new Server($a->server->id));
+            } elseif ($a->type == FirewallResource::TYPE_LABEL_SELECTOR) {
+                $appliedTo[] = new FirewallResource($a->type, null, $a->label_selector->selector);
             }
         }
 
diff --git a/src/Models/Firewalls/FirewallResource.php b/src/Models/Firewalls/FirewallResource.php
index ea27848..0d65019 100644
--- a/src/Models/Firewalls/FirewallResource.php
+++ b/src/Models/Firewalls/FirewallResource.php
@@ -10,6 +10,7 @@
 class FirewallResource
 {
     const TYPE_SERVER = 'server';
+    const TYPE_LABEL_SELECTOR = 'label_selector';
 
     /**
      * @var string
@@ -20,26 +21,36 @@ class FirewallResource
      */
     public $server;
 
+    /**
+     * @var string|null
+     */
+    public $selector;
+
     /**
      * FirewallResource constructor.
      *
      * @param  string  $type
      * @param  Server|null  $server
+     * @param  string|null  $selector
      */
-    public function __construct(string $type, ?Server $server)
+    public function __construct(string $type, ?Server $server = null, ?string $selector = null)
     {
         $this->type = $type;
         $this->server = $server;
+        $this->selector = $selector;
     }
 
     /**
-     * @return string[]
+     * @return array
      */
     public function toRequestSchema(): array
     {
         $s = ['type' => $this->type];
-        if ($this->type == self::TYPE_SERVER) {
+
+        if ($this->type == self::TYPE_SERVER && $this->server !== null) {
             $s['server'] = ['id' => $this->server->id];
+        } elseif ($this->type == self::TYPE_LABEL_SELECTOR && $this->selector !== null) {
+            $s['label_selector'] = ['selector' => $this->selector];
         }
 
         return $s;