diff --git a/src/AccessContextManager/AccessSettings.php b/src/AccessContextManager/AccessSettings.php
index 79350c9b7d..8d8fb890ec 100644
--- a/src/AccessContextManager/AccessSettings.php
+++ b/src/AccessContextManager/AccessSettings.php
@@ -24,8 +24,6 @@ class AccessSettings extends \Google\Collection
    * @var string[]
    */
   public $accessLevels;
-  protected $reauthSettingsType = ReauthSettings::class;
-  protected $reauthSettingsDataType = '';
   protected $sessionSettingsType = SessionSettings::class;
   protected $sessionSettingsDataType = '';
 
@@ -43,20 +41,6 @@ public function getAccessLevels()
   {
     return $this->accessLevels;
   }
-  /**
-   * @param ReauthSettings
-   */
-  public function setReauthSettings(ReauthSettings $reauthSettings)
-  {
-    $this->reauthSettings = $reauthSettings;
-  }
-  /**
-   * @return ReauthSettings
-   */
-  public function getReauthSettings()
-  {
-    return $this->reauthSettings;
-  }
   /**
    * @param SessionSettings
    */
diff --git a/src/AccessContextManager/GcpUserAccessBinding.php b/src/AccessContextManager/GcpUserAccessBinding.php
index 2ca4846f5b..be58f46908 100644
--- a/src/AccessContextManager/GcpUserAccessBinding.php
+++ b/src/AccessContextManager/GcpUserAccessBinding.php
@@ -36,8 +36,6 @@ class GcpUserAccessBinding extends \Google\Collection
    * @var string
    */
   public $name;
-  protected $reauthSettingsType = ReauthSettings::class;
-  protected $reauthSettingsDataType = '';
   protected $restrictedClientApplicationsType = Application::class;
   protected $restrictedClientApplicationsDataType = 'array';
   protected $scopedAccessSettingsType = ScopedAccessSettings::class;
@@ -101,20 +99,6 @@ public function getName()
   {
     return $this->name;
   }
-  /**
-   * @param ReauthSettings
-   */
-  public function setReauthSettings(ReauthSettings $reauthSettings)
-  {
-    $this->reauthSettings = $reauthSettings;
-  }
-  /**
-   * @return ReauthSettings
-   */
-  public function getReauthSettings()
-  {
-    return $this->reauthSettings;
-  }
   /**
    * @param Application[]
    */
diff --git a/src/AccessContextManager/ServicePerimeter.php b/src/AccessContextManager/ServicePerimeter.php
index aa446c6fa2..2ee4c283bd 100644
--- a/src/AccessContextManager/ServicePerimeter.php
+++ b/src/AccessContextManager/ServicePerimeter.php
@@ -23,6 +23,10 @@ class ServicePerimeter extends \Google\Model
    * @var string
    */
   public $description;
+  /**
+   * @var string
+   */
+  public $etag;
   /**
    * @var string
    */
@@ -58,6 +62,20 @@ public function getDescription()
   {
     return $this->description;
   }
+  /**
+   * @param string
+   */
+  public function setEtag($etag)
+  {
+    $this->etag = $etag;
+  }
+  /**
+   * @return string
+   */
+  public function getEtag()
+  {
+    return $this->etag;
+  }
   /**
    * @param string
    */