diff --git a/src/WorkloadManager/SapDiscoveryComponent.php b/src/WorkloadManager/SapDiscoveryComponent.php
index d9c73efdbd..4b69c1604a 100644
--- a/src/WorkloadManager/SapDiscoveryComponent.php
+++ b/src/WorkloadManager/SapDiscoveryComponent.php
@@ -32,7 +32,11 @@ class SapDiscoveryComponent extends \Google\Collection
    * @var string
    */
   public $hostProject;
-  protected $replicationSitesType = SapDiscoveryComponent::class;
+  /**
+   * @var string
+   */
+  public $region;
+  protected $replicationSitesType = SapDiscoveryComponentReplicationSite::class;
   protected $replicationSitesDataType = 'array';
   protected $resourcesType = SapDiscoveryResource::class;
   protected $resourcesDataType = 'array';
@@ -102,14 +106,28 @@ public function getHostProject()
     return $this->hostProject;
   }
   /**
-   * @param SapDiscoveryComponent[]
+   * @param string
+   */
+  public function setRegion($region)
+  {
+    $this->region = $region;
+  }
+  /**
+   * @return string
+   */
+  public function getRegion()
+  {
+    return $this->region;
+  }
+  /**
+   * @param SapDiscoveryComponentReplicationSite[]
    */
   public function setReplicationSites($replicationSites)
   {
     $this->replicationSites = $replicationSites;
   }
   /**
-   * @return SapDiscoveryComponent[]
+   * @return SapDiscoveryComponentReplicationSite[]
    */
   public function getReplicationSites()
   {
diff --git a/src/WorkloadManager/SapDiscoveryComponentReplicationSite.php b/src/WorkloadManager/SapDiscoveryComponentReplicationSite.php
new file mode 100644
index 0000000000..3ab21af0b1
--- /dev/null
+++ b/src/WorkloadManager/SapDiscoveryComponentReplicationSite.php
@@ -0,0 +1,60 @@
+<?php
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+namespace Google\Service\WorkloadManager;
+
+class SapDiscoveryComponentReplicationSite extends \Google\Model
+{
+  protected $componentType = SapDiscoveryComponent::class;
+  protected $componentDataType = '';
+  /**
+   * @var string
+   */
+  public $sourceSite;
+
+  /**
+   * @param SapDiscoveryComponent
+   */
+  public function setComponent(SapDiscoveryComponent $component)
+  {
+    $this->component = $component;
+  }
+  /**
+   * @return SapDiscoveryComponent
+   */
+  public function getComponent()
+  {
+    return $this->component;
+  }
+  /**
+   * @param string
+   */
+  public function setSourceSite($sourceSite)
+  {
+    $this->sourceSite = $sourceSite;
+  }
+  /**
+   * @return string
+   */
+  public function getSourceSite()
+  {
+    return $this->sourceSite;
+  }
+}
+
+// Adding a class alias for backwards compatibility with the previous class name.
+class_alias(SapDiscoveryComponentReplicationSite::class, 'Google_Service_WorkloadManager_SapDiscoveryComponentReplicationSite');