diff --git a/api_names_out.yaml b/api_names_out.yaml
index 9432dbc325b..a0020dc1a0d 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -391033,6 +391033,7 @@
 "/vmmigration:v1alpha1/ComputeEngineTargetDefaults/networkTags/network_tag": network_tag
 "/vmmigration:v1alpha1/ComputeEngineTargetDefaults/secureBoot": secure_boot
 "/vmmigration:v1alpha1/ComputeEngineTargetDefaults/serviceAccount": service_account
+"/vmmigration:v1alpha1/ComputeEngineTargetDefaults/storagePool": storage_pool
 "/vmmigration:v1alpha1/ComputeEngineTargetDefaults/targetProject": target_project
 "/vmmigration:v1alpha1/ComputeEngineTargetDefaults/vmName": vm_name
 "/vmmigration:v1alpha1/ComputeEngineTargetDefaults/zone": zone
@@ -391066,6 +391067,7 @@
 "/vmmigration:v1alpha1/ComputeEngineTargetDetails/project": project
 "/vmmigration:v1alpha1/ComputeEngineTargetDetails/secureBoot": secure_boot
 "/vmmigration:v1alpha1/ComputeEngineTargetDetails/serviceAccount": service_account
+"/vmmigration:v1alpha1/ComputeEngineTargetDetails/storagePool": storage_pool
 "/vmmigration:v1alpha1/ComputeEngineTargetDetails/vmName": vm_name
 "/vmmigration:v1alpha1/ComputeEngineTargetDetails/zone": zone
 "/vmmigration:v1alpha1/ComputeScheduling": compute_scheduling
diff --git a/generated/google-apis-vmmigration_v1alpha1/CHANGELOG.md b/generated/google-apis-vmmigration_v1alpha1/CHANGELOG.md
index 51c833db554..b64b5e643b4 100644
--- a/generated/google-apis-vmmigration_v1alpha1/CHANGELOG.md
+++ b/generated/google-apis-vmmigration_v1alpha1/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history for google-apis-vmmigration_v1alpha1
 
+### v0.66.0 (2025-11-09)
+
+* Regenerated from discovery document revision 20251030
+
 ### v0.65.0 (2025-11-02)
 
 * Regenerated from discovery document revision 20251023
diff --git a/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/classes.rb b/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/classes.rb
index 769bcd58ea5..70b51906945 100644
--- a/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/classes.rb
+++ b/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/classes.rb
@@ -1343,6 +1343,15 @@ class ComputeEngineTargetDefaults
         # @return [String]
         attr_accessor :service_account
       
+        # Optional. If specified this will be the storage pool in which the disk is
+        # created. This is the full path of the storage pool resource, for example: "
+        # projects/my-project/zones/us-central1-a/storagePools/my-storage-pool". The
+        # storage pool must be in the same project and zone as the target disks. The
+        # storage pool's type must match the disk type.
+        # Corresponds to the JSON property `storagePool`
+        # @return [String]
+        attr_accessor :storage_pool
+      
         # The full path of the resource of type TargetProject which represents the
         # Compute Engine project in which to create this VM.
         # Corresponds to the JSON property `targetProject`
@@ -1386,6 +1395,7 @@ def update!(**args)
           @network_tags = args[:network_tags] if args.key?(:network_tags)
           @secure_boot = args[:secure_boot] if args.key?(:secure_boot)
           @service_account = args[:service_account] if args.key?(:service_account)
+          @storage_pool = args[:storage_pool] if args.key?(:storage_pool)
           @target_project = args[:target_project] if args.key?(:target_project)
           @vm_name = args[:vm_name] if args.key?(:vm_name)
           @zone = args[:zone] if args.key?(:zone)
@@ -1521,6 +1531,15 @@ class ComputeEngineTargetDetails
         # @return [String]
         attr_accessor :service_account
       
+        # Optional. The storage pool used for the VM disks. If specified this will be
+        # the storage pool in which the disk is created. This is the full path of the
+        # storage pool resource, for example: "projects/my-project/zones/us-central1-a/
+        # storagePools/my-storage-pool". The storage pool must be in the same project
+        # and zone as the target disks. The storage pool's type must match the disk type.
+        # Corresponds to the JSON property `storagePool`
+        # @return [String]
+        attr_accessor :storage_pool
+      
         # The name of the VM to create.
         # Corresponds to the JSON property `vmName`
         # @return [String]
@@ -1559,6 +1578,7 @@ def update!(**args)
           @project = args[:project] if args.key?(:project)
           @secure_boot = args[:secure_boot] if args.key?(:secure_boot)
           @service_account = args[:service_account] if args.key?(:service_account)
+          @storage_pool = args[:storage_pool] if args.key?(:storage_pool)
           @vm_name = args[:vm_name] if args.key?(:vm_name)
           @zone = args[:zone] if args.key?(:zone)
         end
@@ -1884,7 +1904,7 @@ def update!(**args)
         end
       end
       
-      # Mentions that the image import is not using OS adaptation process.
+      # Used when the image import is not using OS adaptation process.
       class DataDiskImageImport
         include Google::Apis::Core::Hashable
       
@@ -2074,7 +2094,7 @@ class DiskImageTargetDetails
         # @return [Array<String>]
         attr_accessor :additional_licenses
       
-        # Mentions that the image import is not using OS adaptation process.
+        # Used when the image import is not using OS adaptation process.
         # Corresponds to the JSON property `dataDiskImageImport`
         # @return [Google::Apis::VmmigrationV1alpha1::DataDiskImageImport]
         attr_accessor :data_disk_image_import
diff --git a/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/gem_version.rb b/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/gem_version.rb
index 638a114ae6f..1a4fd176b33 100644
--- a/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/gem_version.rb
+++ b/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/gem_version.rb
@@ -16,13 +16,13 @@ module Google
   module Apis
     module VmmigrationV1alpha1
       # Version of the google-apis-vmmigration_v1alpha1 gem
-      GEM_VERSION = "0.65.0"
+      GEM_VERSION = "0.66.0"
 
       # Version of the code generator used to generate this client
       GENERATOR_VERSION = "0.18.0"
 
       # Revision of the discovery document this client was generated from
-      REVISION = "20251023"
+      REVISION = "20251030"
     end
   end
 end
diff --git a/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/representations.rb b/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/representations.rb
index a6354058580..984f58be618 100644
--- a/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/representations.rb
+++ b/generated/google-apis-vmmigration_v1alpha1/lib/google/apis/vmmigration_v1alpha1/representations.rb
@@ -1191,6 +1191,7 @@ class Representation < Google::Apis::Core::JsonRepresentation
           collection :network_tags, as: 'networkTags'
           property :secure_boot, as: 'secureBoot'
           property :service_account, as: 'serviceAccount'
+          property :storage_pool, as: 'storagePool'
           property :target_project, as: 'targetProject'
           property :vm_name, as: 'vmName'
           property :zone, as: 'zone'
@@ -1227,6 +1228,7 @@ class Representation < Google::Apis::Core::JsonRepresentation
           property :project, as: 'project'
           property :secure_boot, as: 'secureBoot'
           property :service_account, as: 'serviceAccount'
+          property :storage_pool, as: 'storagePool'
           property :vm_name, as: 'vmName'
           property :zone, as: 'zone'
         end