diff --git a/src/Models/Servers/Servers.php b/src/Models/Servers/Servers.php
index 6334137..ce7c7f9 100644
--- a/src/Models/Servers/Servers.php
+++ b/src/Models/Servers/Servers.php
@@ -174,7 +174,7 @@ public function createInDatacenter(
         $networks = [],
         array $labels = [],
         array $firewalls = [],
-        array $public_net = [],
+        ?array $public_net = null,
         ?int $placement_group = null
     ): ?APIResponse {
         $parameters = [
@@ -188,7 +188,6 @@ public function createInDatacenter(
             'volumes' => $volumes,
             'automount' => $automount,
             'networks' => $networks,
-            'public_net' => $public_net,
         ];
         if (! empty($labels)) {
             $parameters['labels'] = $labels;
@@ -199,6 +198,9 @@ public function createInDatacenter(
         if ($placement_group != null) {
             $parameters['placement_group'] = $placement_group;
         }
+        if ($public_net != null) {
+            $parameters['public_net'] = $public_net;
+        }
         $response = $this->httpClient->post('servers', [
             'json' => $parameters,
         ]);
@@ -252,7 +254,7 @@ public function createInLocation(string $name,
                                      array $networks = [],
                                      array $labels = [],
                                      array $firewalls = [],
-                                     array $public_net = [],
+                                     ?array $public_net = null,
                                      ?int $placement_group = null
     ): ?APIResponse {
         $parameters = [
@@ -266,7 +268,6 @@ public function createInLocation(string $name,
             'volumes' => $volumes,
             'automount' => $automount,
             'networks' => $networks,
-            'public_net' => $public_net,
         ];
         if (! empty($labels)) {
             $parameters['labels'] = $labels;
@@ -277,6 +278,9 @@ public function createInLocation(string $name,
         if ($placement_group != null) {
             $parameters['placement_group'] = $placement_group;
         }
+        if ($public_net != null) {
+            $parameters['public_net'] = $public_net;
+        }
         $response = $this->httpClient->post('servers', [
             'json' => $parameters,
         ]);
diff --git a/src/Models/Servers/Types/ServerType.php b/src/Models/Servers/Types/ServerType.php
index 71851d6..f760216 100644
--- a/src/Models/Servers/Types/ServerType.php
+++ b/src/Models/Servers/Types/ServerType.php
@@ -63,6 +63,21 @@ class ServerType extends Model
      */
     public $architecture;
 
+    /**
+     * Deprecation info if the server type is deprecated, null otherwise.
+     *
+     * @var array{announced: string, unavailable_after: string}|null
+     */
+    public $deprecation;
+
+    /**
+     * Per-location availability info, keyed by location name.
+     * Each entry contains a deprecation object or null if still available.
+     *
+     * @var array<string, array{announced: string, unavailable_after: string}|null>
+     */
+    public $locationAvailability = [];
+
     /**
      * ServerType constructor.
      *
@@ -91,6 +106,12 @@ public function setAdditionalData($input)
         $this->storageType = $input->storage_type ?? null;
         $this->cpuType = $input->cpu_type ?? null;
         $this->architecture = property_exists($input, 'architecture') ? $input->architecture : null;
+        $this->deprecation = (property_exists($input, 'deprecation') && $input->deprecation !== null) ? (array) $input->deprecation : null;
+        $locationAvailability = [];
+        foreach ($input->locations ?? [] as $loc) {
+            $locationAvailability[$loc->name] = ($loc->deprecation !== null) ? (array) $loc->deprecation : null;
+        }
+        $this->locationAvailability = $locationAvailability;
 
         return $this;
     }