diff --git a/src/Dns.php b/src/Dns.php
index 53bf586fcaf..91543d5b722 100644
--- a/src/Dns.php
+++ b/src/Dns.php
@@ -570,10 +570,6 @@ public function __construct($clientOrConfig = [], $rootUrl = null)
                   'type' => 'string',
                   'required' => true,
                 ],
-                'clientOperationId' => [
-                  'location' => 'query',
-                  'type' => 'string',
-                ],
               ],
             ],
           ]
diff --git a/src/Dns/ChangesListResponse.php b/src/Dns/ChangesListResponse.php
index 3f7e8b77229..a348061b65d 100644
--- a/src/Dns/ChangesListResponse.php
+++ b/src/Dns/ChangesListResponse.php
@@ -23,7 +23,7 @@ class ChangesListResponse extends \Google\Collection
   protected $changesType = Change::class;
   protected $changesDataType = 'array';
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @var string
    */
@@ -59,7 +59,7 @@ public function getChanges()
     return $this->changes;
   }
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @param string $kind
    */
diff --git a/src/Dns/DnsKeysListResponse.php b/src/Dns/DnsKeysListResponse.php
index 5d366a7a50a..39bddb156e1 100644
--- a/src/Dns/DnsKeysListResponse.php
+++ b/src/Dns/DnsKeysListResponse.php
@@ -23,7 +23,7 @@ class DnsKeysListResponse extends \Google\Collection
   protected $dnsKeysType = DnsKey::class;
   protected $dnsKeysDataType = 'array';
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @var string
    */
@@ -59,7 +59,7 @@ public function getDnsKeys()
     return $this->dnsKeys;
   }
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @param string $kind
    */
diff --git a/src/Dns/ManagedZoneOperationsListResponse.php b/src/Dns/ManagedZoneOperationsListResponse.php
index 7fdae29705d..1d73ec5f9c1 100644
--- a/src/Dns/ManagedZoneOperationsListResponse.php
+++ b/src/Dns/ManagedZoneOperationsListResponse.php
@@ -21,7 +21,7 @@ class ManagedZoneOperationsListResponse extends \Google\Collection
 {
   protected $collection_key = 'operations';
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @var string
    */
@@ -43,7 +43,7 @@ class ManagedZoneOperationsListResponse extends \Google\Collection
   protected $operationsDataType = 'array';
 
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @param string $kind
    */
diff --git a/src/Dns/ManagedZonesListResponse.php b/src/Dns/ManagedZonesListResponse.php
index 343872c1d0e..e56fb34d70f 100644
--- a/src/Dns/ManagedZonesListResponse.php
+++ b/src/Dns/ManagedZonesListResponse.php
@@ -21,7 +21,7 @@ class ManagedZonesListResponse extends \Google\Collection
 {
   protected $collection_key = 'managedZones';
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @var string
    */
@@ -43,7 +43,7 @@ class ManagedZonesListResponse extends \Google\Collection
   public $nextPageToken;
 
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @param string $kind
    */
diff --git a/src/Dns/PoliciesListResponse.php b/src/Dns/PoliciesListResponse.php
index ed75e60153d..7cdb1f5aa79 100644
--- a/src/Dns/PoliciesListResponse.php
+++ b/src/Dns/PoliciesListResponse.php
@@ -21,7 +21,7 @@ class PoliciesListResponse extends \Google\Collection
 {
   protected $collection_key = 'policies';
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @var string
    */
@@ -43,7 +43,7 @@ class PoliciesListResponse extends \Google\Collection
   protected $policiesDataType = 'array';
 
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @param string $kind
    */
diff --git a/src/Dns/Resource/Projects.php b/src/Dns/Resource/Projects.php
index c721c52ff30..1dd780c8501 100644
--- a/src/Dns/Resource/Projects.php
+++ b/src/Dns/Resource/Projects.php
@@ -34,10 +34,6 @@ class Projects extends \Google\Service\Resource
    *
    * @param string $project Identifies the project addressed by this request.
    * @param array $optParams Optional parameters.
-   *
-   * @opt_param string clientOperationId For mutating operation requests only. An
-   * optional identifier specified by the client. Must be unique for operation
-   * resources in the Operations collection.
    * @return Project
    * @throws \Google\Service\Exception
    */
diff --git a/src/Dns/ResourceRecordSet.php b/src/Dns/ResourceRecordSet.php
index 9e675214082..78b81a96e72 100644
--- a/src/Dns/ResourceRecordSet.php
+++ b/src/Dns/ResourceRecordSet.php
@@ -40,8 +40,6 @@ class ResourceRecordSet extends \Google\Collection
    */
   public $rrdatas;
   /**
-   * As defined in RFC 4034 (section 3.2).
-   *
    * @var string[]
    */
   public $signatureRrdatas;
@@ -126,8 +124,6 @@ public function getRrdatas()
     return $this->rrdatas;
   }
   /**
-   * As defined in RFC 4034 (section 3.2).
-   *
    * @param string[] $signatureRrdatas
    */
   public function setSignatureRrdatas($signatureRrdatas)
diff --git a/src/Dns/ResourceRecordSetsListResponse.php b/src/Dns/ResourceRecordSetsListResponse.php
index 93df30bb136..f96309d6665 100644
--- a/src/Dns/ResourceRecordSetsListResponse.php
+++ b/src/Dns/ResourceRecordSetsListResponse.php
@@ -21,7 +21,7 @@ class ResourceRecordSetsListResponse extends \Google\Collection
 {
   protected $collection_key = 'rrsets';
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @var string
    */
@@ -43,7 +43,7 @@ class ResourceRecordSetsListResponse extends \Google\Collection
   protected $rrsetsDataType = 'array';
 
   /**
-   * Type of resource.
+   * Output only. Type of resource.
    *
    * @param string $kind
    */