diff --git a/clients/api_gateway/lib/google_api/api_gateway/v1beta/api/projects.ex b/clients/api_gateway/lib/google_api/api_gateway/v1beta/api/projects.ex
index a1477b5c70..473836d999 100644
--- a/clients/api_gateway/lib/google_api/api_gateway/v1beta/api/projects.ex
+++ b/clients/api_gateway/lib/google_api/api_gateway/v1beta/api/projects.ex
@@ -381,7 +381,7 @@ defmodule GoogleApi.APIGateway.V1beta.Api.Projects do
       *   `:quotaUser` (*type:* `String.t`) - Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.
       *   `:uploadType` (*type:* `String.t`) - Legacy upload protocol for media (e.g. "media", "multipart").
       *   `:upload_protocol` (*type:* `String.t`) - Upload protocol for media (e.g. "raw", "multipart").
-      *   `:"options.requestedPolicyVersion"` (*type:* `integer()`) - Optional. The policy format version to be returned. Valid values are 0, 1, and 3. Requests specifying an invalid value will be rejected. Requests for policies with any conditional bindings must specify version 3. Policies without any conditional bindings may specify any valid value or leave the field unset. To learn which resources support conditions in their IAM policies, see the [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies).
+      *   `:"options.requestedPolicyVersion"` (*type:* `integer()`) - Optional. The maximum policy version that will be used to format the policy. Valid values are 0, 1, and 3. Requests specifying an invalid value will be rejected. Requests for policies with any conditional role bindings must specify version 3. Policies with no conditional role bindings may specify any valid value or leave the field unset. The policy in the response might use the policy version that you specified, or it might use a lower policy version. For example, if you specify version 3, but the policy has no conditional role bindings, the response uses version 1. To learn which resources support conditions in their IAM policies, see the [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies).
   *   `opts` (*type:* `keyword()`) - Call options
 
   ## Returns
@@ -969,7 +969,7 @@ defmodule GoogleApi.APIGateway.V1beta.Api.Projects do
       *   `:quotaUser` (*type:* `String.t`) - Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.
       *   `:uploadType` (*type:* `String.t`) - Legacy upload protocol for media (e.g. "media", "multipart").
       *   `:upload_protocol` (*type:* `String.t`) - Upload protocol for media (e.g. "raw", "multipart").
-      *   `:"options.requestedPolicyVersion"` (*type:* `integer()`) - Optional. The policy format version to be returned. Valid values are 0, 1, and 3. Requests specifying an invalid value will be rejected. Requests for policies with any conditional bindings must specify version 3. Policies without any conditional bindings may specify any valid value or leave the field unset. To learn which resources support conditions in their IAM policies, see the [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies).
+      *   `:"options.requestedPolicyVersion"` (*type:* `integer()`) - Optional. The maximum policy version that will be used to format the policy. Valid values are 0, 1, and 3. Requests specifying an invalid value will be rejected. Requests for policies with any conditional role bindings must specify version 3. Policies with no conditional role bindings may specify any valid value or leave the field unset. The policy in the response might use the policy version that you specified, or it might use a lower policy version. For example, if you specify version 3, but the policy has no conditional role bindings, the response uses version 1. To learn which resources support conditions in their IAM policies, see the [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies).
   *   `opts` (*type:* `keyword()`) - Call options
 
   ## Returns
@@ -1555,7 +1555,7 @@ defmodule GoogleApi.APIGateway.V1beta.Api.Projects do
       *   `:quotaUser` (*type:* `String.t`) - Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.
       *   `:uploadType` (*type:* `String.t`) - Legacy upload protocol for media (e.g. "media", "multipart").
       *   `:upload_protocol` (*type:* `String.t`) - Upload protocol for media (e.g. "raw", "multipart").
-      *   `:"options.requestedPolicyVersion"` (*type:* `integer()`) - Optional. The policy format version to be returned. Valid values are 0, 1, and 3. Requests specifying an invalid value will be rejected. Requests for policies with any conditional bindings must specify version 3. Policies without any conditional bindings may specify any valid value or leave the field unset. To learn which resources support conditions in their IAM policies, see the [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies).
+      *   `:"options.requestedPolicyVersion"` (*type:* `integer()`) - Optional. The maximum policy version that will be used to format the policy. Valid values are 0, 1, and 3. Requests specifying an invalid value will be rejected. Requests for policies with any conditional role bindings must specify version 3. Policies with no conditional role bindings may specify any valid value or leave the field unset. The policy in the response might use the policy version that you specified, or it might use a lower policy version. For example, if you specify version 3, but the policy has no conditional role bindings, the response uses version 1. To learn which resources support conditions in their IAM policies, see the [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies).
   *   `opts` (*type:* `keyword()`) - Call options
 
   ## Returns
diff --git a/clients/api_gateway/lib/google_api/api_gateway/v1beta/metadata.ex b/clients/api_gateway/lib/google_api/api_gateway/v1beta/metadata.ex
index 580dfd5082..64b85e5062 100644
--- a/clients/api_gateway/lib/google_api/api_gateway/v1beta/metadata.ex
+++ b/clients/api_gateway/lib/google_api/api_gateway/v1beta/metadata.ex
@@ -20,7 +20,7 @@ defmodule GoogleApi.APIGateway.V1beta do
   API client metadata for GoogleApi.APIGateway.V1beta.
   """
 
-  @discovery_revision "20211020"
+  @discovery_revision "20211110"
 
   def discovery_revision(), do: @discovery_revision
 end
diff --git a/clients/api_gateway/mix.exs b/clients/api_gateway/mix.exs
index ae163c74e7..555870df22 100644
--- a/clients/api_gateway/mix.exs
+++ b/clients/api_gateway/mix.exs
@@ -18,7 +18,7 @@
 defmodule GoogleApi.APIGateway.Mixfile do
   use Mix.Project
 
-  @version "0.8.4"
+  @version "0.8.5"
 
   def project() do
     [
diff --git a/clients/api_gateway/synth.metadata b/clients/api_gateway/synth.metadata
index 695c4503cc..1cc9414389 100644
--- a/clients/api_gateway/synth.metadata
+++ b/clients/api_gateway/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/elixir-google-api.git",
-        "sha": "8ea96c1e5c3cea085fb24b6125c1d7530e216905"
+        "sha": "b46449102b05554ac622e2d45a66ce7c449147c5"
       }
     }
   ]