diff --git a/google-ads-ad_manager-v1/proto_docs/google/api/client.rb b/google-ads-ad_manager-v1/proto_docs/google/api/client.rb
index b70ba8ad3599..483a6510978e 100644
--- a/google-ads-ad_manager-v1/proto_docs/google/api/client.rb
+++ b/google-ads-ad_manager-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-analytics-admin-v1alpha/proto_docs/google/api/client.rb b/google-analytics-admin-v1alpha/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-analytics-admin-v1alpha/proto_docs/google/api/client.rb
+++ b/google-analytics-admin-v1alpha/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-analytics-data-v1beta/proto_docs/google/api/client.rb b/google-analytics-data-v1beta/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-analytics-data-v1beta/proto_docs/google/api/client.rb
+++ b/google-analytics-data-v1beta/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-apps-chat-v1/proto_docs/google/api/client.rb b/google-apps-chat-v1/proto_docs/google/api/client.rb
index b70ba8ad3599..483a6510978e 100644
--- a/google-apps-chat-v1/proto_docs/google/api/client.rb
+++ b/google-apps-chat-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-apps-events-subscriptions-v1/proto_docs/google/api/client.rb b/google-apps-events-subscriptions-v1/proto_docs/google/api/client.rb
index b70ba8ad3599..483a6510978e 100644
--- a/google-apps-events-subscriptions-v1/proto_docs/google/api/client.rb
+++ b/google-apps-events-subscriptions-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-apps-meet-v2/proto_docs/google/api/client.rb b/google-apps-meet-v2/proto_docs/google/api/client.rb
index b70ba8ad3599..483a6510978e 100644
--- a/google-apps-meet-v2/proto_docs/google/api/client.rb
+++ b/google-apps-meet-v2/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-apps-meet-v2beta/proto_docs/google/api/client.rb b/google-apps-meet-v2beta/proto_docs/google/api/client.rb
index d015288f2877..44c6bee7f2e5 100644
--- a/google-apps-meet-v2beta/proto_docs/google/api/client.rb
+++ b/google-apps-meet-v2beta/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-area120-tables-v1alpha1/proto_docs/google/api/client.rb b/google-area120-tables-v1alpha1/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-area120-tables-v1alpha1/proto_docs/google/api/client.rb
+++ b/google-area120-tables-v1alpha1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-access_approval-v1/proto_docs/google/api/client.rb b/google-cloud-access_approval-v1/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-cloud-access_approval-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-access_approval-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-advisory_notifications-v1/proto_docs/google/api/client.rb b/google-cloud-advisory_notifications-v1/proto_docs/google/api/client.rb
index d015288f2877..44c6bee7f2e5 100644
--- a/google-cloud-advisory_notifications-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-advisory_notifications-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-alloy_db-v1/proto_docs/google/api/client.rb b/google-cloud-alloy_db-v1/proto_docs/google/api/client.rb
index d015288f2877..44c6bee7f2e5 100644
--- a/google-cloud-alloy_db-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-alloy_db-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-alloy_db-v1alpha/proto_docs/google/api/client.rb b/google-cloud-alloy_db-v1alpha/proto_docs/google/api/client.rb
index d015288f2877..44c6bee7f2e5 100644
--- a/google-cloud-alloy_db-v1alpha/proto_docs/google/api/client.rb
+++ b/google-cloud-alloy_db-v1alpha/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-alloy_db-v1beta/proto_docs/google/api/client.rb b/google-cloud-alloy_db-v1beta/proto_docs/google/api/client.rb
index d015288f2877..44c6bee7f2e5 100644
--- a/google-cloud-alloy_db-v1beta/proto_docs/google/api/client.rb
+++ b/google-cloud-alloy_db-v1beta/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-api_gateway-v1/proto_docs/google/api/client.rb b/google-cloud-api_gateway-v1/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-cloud-api_gateway-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-api_gateway-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-api_hub-v1/proto_docs/google/api/client.rb b/google-cloud-api_hub-v1/proto_docs/google/api/client.rb
index b70ba8ad3599..483a6510978e 100644
--- a/google-cloud-api_hub-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-api_hub-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-api_keys-v2/proto_docs/google/api/client.rb b/google-cloud-api_keys-v2/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-cloud-api_keys-v2/proto_docs/google/api/client.rb
+++ b/google-cloud-api_keys-v2/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-apigee_connect-v1/proto_docs/google/api/client.rb b/google-cloud-apigee_connect-v1/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-cloud-apigee_connect-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-apigee_connect-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-apigee_registry-v1/proto_docs/google/api/client.rb b/google-cloud-apigee_registry-v1/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-cloud-apigee_registry-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-apigee_registry-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-app_engine-v1/proto_docs/google/api/client.rb b/google-cloud-app_engine-v1/proto_docs/google/api/client.rb
index 06c1d9747898..8f4ca4b4d6e5 100644
--- a/google-cloud-app_engine-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-app_engine-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods
diff --git a/google-cloud-app_hub-v1/proto_docs/google/api/client.rb b/google-cloud-app_hub-v1/proto_docs/google/api/client.rb
index b70ba8ad3599..483a6510978e 100644
--- a/google-cloud-app_hub-v1/proto_docs/google/api/client.rb
+++ b/google-cloud-app_hub-v1/proto_docs/google/api/client.rb
@@ -221,6 +221,12 @@ class PythonSettings
       #     Pythonic which are included in `protobuf>=5.29.x`. This feature will be
       #     enabled by default 1 month after launching the feature in preview
       #     packages.
+      # @!attribute [rw] unversioned_package_disabled
+      #   @return [::Boolean]
+      #     Disables generation of an unversioned Python package for this client
+      #     library. This means that the module names will need to be versioned in
+      #     import statements. For example `import google.cloud.library_v2` instead
+      #     of `import google.cloud.library`.
       class ExperimentalFeatures
         include ::Google::Protobuf::MessageExts
         extend ::Google::Protobuf::MessageExts::ClassMethods