diff --git a/KmsInventory/metadata/V1/KeyTrackingService.php b/KmsInventory/metadata/V1/KeyTrackingService.php
index 7014d34a4725..173c5497c8ef 100644
--- a/KmsInventory/metadata/V1/KeyTrackingService.php
+++ b/KmsInventory/metadata/V1/KeyTrackingService.php
@@ -21,7 +21,7 @@ public static function initOnce() {
         \GPBMetadata\Google\Protobuf\Timestamp::initOnce();
         $pool->internalAddGeneratedFile(
             '
-�
+�
 8google/cloud/kms/inventory/v1/key_tracking_service.protogoogle.cloud.kms.inventory.v1google/api/client.protogoogle/api/field_behavior.protogoogle/api/resource.protogoogle/protobuf/timestamp.proto"r
 #GetProtectedResourcesSummaryRequestK
 name
 
(	B=�A�A7
@@ -42,7 +42,7 @@ public static function initOnce() {
 LocationsEntry
 key
 
(	
 value 
(:8
:��A�
-5kmsinventory.googleapis.com/ProtectedResourcesSummarymprojects/{project}/locations/{location}/keyRings/{key_ring}/cryptoKeys/{crypto_key}/protectedResourcesSummary�
projects/{project}/locations/{location}/keyRings/{key_ring}/cryptoKeys/{crypto_key}/cryptoKeyVersions/{crypto_key_version}/protectedResourcesSummary"�

+5kmsinventory.googleapis.com/ProtectedResourcesSummarymprojects/{project}/locations/{location}/keyRings/{key_ring}/cryptoKeys/{crypto_key}/protectedResourcesSummary�
projects/{project}/locations/{location}/keyRings/{key_ring}/cryptoKeys/{crypto_key}/cryptoKeyVersions/{crypto_key_version}/protectedResourcesSummary"�

 SearchProtectedResourcesRequestG
 scope 
(	B8�A�A2
 0cloudresourcemanager.googleapis.com/Organization
@@ -51,7 +51,8 @@ public static function initOnce() {
 
*
 	page_size 
(
 
-page_token 
(	"�

+page_token 
(	
+resource_types (	B�A
"�

  SearchProtectedResourcesResponseM
 protected_resources
 (20.google.cloud.kms.inventory.v1.ProtectedResource
 next_page_token 
(	"�
diff --git a/KmsInventory/src/V1/Gapic/KeyTrackingServiceGapicClient.php b/KmsInventory/src/V1/Gapic/KeyTrackingServiceGapicClient.php
index 06bf2794e6fc..33356a8cab1e 100644
--- a/KmsInventory/src/V1/Gapic/KeyTrackingServiceGapicClient.php
+++ b/KmsInventory/src/V1/Gapic/KeyTrackingServiceGapicClient.php
@@ -491,6 +491,21 @@ public function getProtectedResourcesSummary(
      *           If no page token is specified (the default), the first page
      *           of values will be returned. Any page token used here must have
      *           been generated by a previous call to the API.
+     *     @type string[] $resourceTypes
+     *           Optional. A list of resource types that this request searches for. If
+     *           empty, it will search all the [trackable resource
+     *           types](https://cloud.google.com/kms/docs/view-key-usage#tracked-resource-types).
+     *
+     *           Regular expressions are also supported. For example:
+     *
+     *           * `compute.googleapis.com.*` snapshots resources whose type starts
+     *           with `compute.googleapis.com`.
+     *           * `.*Image` snapshots resources whose type ends with `Image`.
+     *           * `.*Image.*` snapshots resources whose type contains `Image`.
+     *
+     *           See [RE2](https://github.com/google/re2/wiki/Syntax) for all supported
+     *           regular expression syntax. If the regular expression does not match any
+     *           supported resource type, an INVALID_ARGUMENT error will be returned.
      *     @type RetrySettings|array $retrySettings
      *           Retry settings to use for this call. Can be a {@see RetrySettings} object, or an
      *           associative array of retry settings parameters. See the documentation on
@@ -519,6 +534,10 @@ public function searchProtectedResources(
             $request->setPageToken($optionalArgs['pageToken']);
         }
 
+        if (isset($optionalArgs['resourceTypes'])) {
+            $request->setResourceTypes($optionalArgs['resourceTypes']);
+        }
+
         $requestParams = new RequestParamsHeaderDescriptor(
             $requestParamHeaders
         );
diff --git a/KmsInventory/src/V1/SearchProtectedResourcesRequest.php b/KmsInventory/src/V1/SearchProtectedResourcesRequest.php
index 9ef9326de649..99b4f92617c6 100644
--- a/KmsInventory/src/V1/SearchProtectedResourcesRequest.php
+++ b/KmsInventory/src/V1/SearchProtectedResourcesRequest.php
@@ -50,6 +50,22 @@ class SearchProtectedResourcesRequest extends \Google\Protobuf\Internal\Message
      * Generated from protobuf field <code>string page_token = 4;</code>
      */
     protected $page_token = '';
+    /**
+     * Optional. A list of resource types that this request searches for. If
+     * empty, it will search all the [trackable resource
+     * types](https://cloud.google.com/kms/docs/view-key-usage#tracked-resource-types).
+     * Regular expressions are also supported. For example:
+     * * `compute.googleapis.com.*` snapshots resources whose type starts
+     * with `compute.googleapis.com`.
+     * * `.*Image` snapshots resources whose type ends with `Image`.
+     * * `.*Image.*` snapshots resources whose type contains `Image`.
+     * See [RE2](https://github.com/google/re2/wiki/Syntax) for all supported
+     * regular expression syntax. If the regular expression does not match any
+     * supported resource type, an INVALID_ARGUMENT error will be returned.
+     *
+     * Generated from protobuf field <code>repeated string resource_types = 5 [(.google.api.field_behavior) = OPTIONAL];</code>
+     */
+    private $resource_types;
 
     /**
      * @param string $scope     Required. Resource name of the organization.
@@ -93,6 +109,18 @@ public static function build(string $scope, string $cryptoKey): self
      *           When paginating, all other parameters provided to
      *           [KeyTrackingService.SearchProtectedResources][google.cloud.kms.inventory.v1.KeyTrackingService.SearchProtectedResources]
      *           must match the call that provided the page token.
+     *     @type array<string>|\Google\Protobuf\Internal\RepeatedField $resource_types
+     *           Optional. A list of resource types that this request searches for. If
+     *           empty, it will search all the [trackable resource
+     *           types](https://cloud.google.com/kms/docs/view-key-usage#tracked-resource-types).
+     *           Regular expressions are also supported. For example:
+     *           * `compute.googleapis.com.*` snapshots resources whose type starts
+     *           with `compute.googleapis.com`.
+     *           * `.*Image` snapshots resources whose type ends with `Image`.
+     *           * `.*Image.*` snapshots resources whose type contains `Image`.
+     *           See [RE2](https://github.com/google/re2/wiki/Syntax) for all supported
+     *           regular expression syntax. If the regular expression does not match any
+     *           supported resource type, an INVALID_ARGUMENT error will be returned.
      * }
      */
     public function __construct($data = NULL) {
@@ -224,5 +252,51 @@ public function setPageToken($var)
         return $this;
     }
 
+    /**
+     * Optional. A list of resource types that this request searches for. If
+     * empty, it will search all the [trackable resource
+     * types](https://cloud.google.com/kms/docs/view-key-usage#tracked-resource-types).
+     * Regular expressions are also supported. For example:
+     * * `compute.googleapis.com.*` snapshots resources whose type starts
+     * with `compute.googleapis.com`.
+     * * `.*Image` snapshots resources whose type ends with `Image`.
+     * * `.*Image.*` snapshots resources whose type contains `Image`.
+     * See [RE2](https://github.com/google/re2/wiki/Syntax) for all supported
+     * regular expression syntax. If the regular expression does not match any
+     * supported resource type, an INVALID_ARGUMENT error will be returned.
+     *
+     * Generated from protobuf field <code>repeated string resource_types = 5 [(.google.api.field_behavior) = OPTIONAL];</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getResourceTypes()
+    {
+        return $this->resource_types;
+    }
+
+    /**
+     * Optional. A list of resource types that this request searches for. If
+     * empty, it will search all the [trackable resource
+     * types](https://cloud.google.com/kms/docs/view-key-usage#tracked-resource-types).
+     * Regular expressions are also supported. For example:
+     * * `compute.googleapis.com.*` snapshots resources whose type starts
+     * with `compute.googleapis.com`.
+     * * `.*Image` snapshots resources whose type ends with `Image`.
+     * * `.*Image.*` snapshots resources whose type contains `Image`.
+     * See [RE2](https://github.com/google/re2/wiki/Syntax) for all supported
+     * regular expression syntax. If the regular expression does not match any
+     * supported resource type, an INVALID_ARGUMENT error will be returned.
+     *
+     * Generated from protobuf field <code>repeated string resource_types = 5 [(.google.api.field_behavior) = OPTIONAL];</code>
+     * @param array<string>|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setResourceTypes($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
+        $this->resource_types = $arr;
+
+        return $this;
+    }
+
 }