diff --git a/src/ServiceManagement/ExperimentalFeatures.php b/src/ServiceManagement/ExperimentalFeatures.php
index 10b43d9ce6..d5eb172574 100644
--- a/src/ServiceManagement/ExperimentalFeatures.php
+++ b/src/ServiceManagement/ExperimentalFeatures.php
@@ -27,6 +27,10 @@ class ExperimentalFeatures extends \Google\Model
    * @var bool
    */
   public $restAsyncIoEnabled;
+  /**
+   * @var bool
+   */
+  public $unversionedPackageDisabled;
 
   /**
    * @param bool
@@ -56,6 +60,20 @@ public function getRestAsyncIoEnabled()
   {
     return $this->restAsyncIoEnabled;
   }
+  /**
+   * @param bool
+   */
+  public function setUnversionedPackageDisabled($unversionedPackageDisabled)
+  {
+    $this->unversionedPackageDisabled = $unversionedPackageDisabled;
+  }
+  /**
+   * @return bool
+   */
+  public function getUnversionedPackageDisabled()
+  {
+    return $this->unversionedPackageDisabled;
+  }
 }
 
 // Adding a class alias for backwards compatibility with the previous class name.
diff --git a/src/ServiceManagement/SelectiveGapicGeneration.php b/src/ServiceManagement/SelectiveGapicGeneration.php
index a130ee8a01..d43508f7f5 100644
--- a/src/ServiceManagement/SelectiveGapicGeneration.php
+++ b/src/ServiceManagement/SelectiveGapicGeneration.php
@@ -20,11 +20,29 @@
 class SelectiveGapicGeneration extends \Google\Collection
 {
   protected $collection_key = 'methods';
+  /**
+   * @var bool
+   */
+  public $generateOmittedAsInternal;
   /**
    * @var string[]
    */
   public $methods;
 
+  /**
+   * @param bool
+   */
+  public function setGenerateOmittedAsInternal($generateOmittedAsInternal)
+  {
+    $this->generateOmittedAsInternal = $generateOmittedAsInternal;
+  }
+  /**
+   * @return bool
+   */
+  public function getGenerateOmittedAsInternal()
+  {
+    return $this->generateOmittedAsInternal;
+  }
   /**
    * @param string[]
    */