diff --git a/api_names_out.yaml b/api_names_out.yaml
index 68e94400635..70fc814c6db 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -129121,6 +129121,7 @@
 "/run:v1alpha1/AuthorizedDomain/id": id
 "/run:v1alpha1/AuthorizedDomain/name": name
 "/run:v1alpha1/Binding": binding
+"/run:v1alpha1/Binding/bindingId": binding_id
 "/run:v1alpha1/Binding/condition": condition
 "/run:v1alpha1/Binding/members": members
 "/run:v1alpha1/Binding/members/member": member
diff --git a/generated/google/apis/run_v1alpha1.rb b/generated/google/apis/run_v1alpha1.rb
index 5e4eebeca30..45d6d58923a 100644
--- a/generated/google/apis/run_v1alpha1.rb
+++ b/generated/google/apis/run_v1alpha1.rb
@@ -26,7 +26,7 @@ module Apis
     # @see https://cloud.google.com/run/
     module RunV1alpha1
       VERSION = 'V1alpha1'
-      REVISION = '20200814'
+      REVISION = '20201030'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/run_v1alpha1/classes.rb b/generated/google/apis/run_v1alpha1/classes.rb
index c2aa4056d46..556f08864b2 100644
--- a/generated/google/apis/run_v1alpha1/classes.rb
+++ b/generated/google/apis/run_v1alpha1/classes.rb
@@ -150,6 +150,11 @@ def update!(**args)
       class Binding
         include Google::Apis::Core::Hashable
       
+        # 
+        # Corresponds to the JSON property `bindingId`
+        # @return [String]
+        attr_accessor :binding_id
+      
         # Represents a textual expression in the Common Expression Language (CEL) syntax.
         # CEL is a C-like expression language. The syntax and semantics of CEL are
         # documented at https://github.com/google/cel-spec. Example (Comparison): title:
@@ -211,6 +216,7 @@ def initialize(**args)
       
         # Update properties of this object
         def update!(**args)
+          @binding_id = args[:binding_id] if args.key?(:binding_id)
           @condition = args[:condition] if args.key?(:condition)
           @members = args[:members] if args.key?(:members)
           @role = args[:role] if args.key?(:role)
diff --git a/generated/google/apis/run_v1alpha1/representations.rb b/generated/google/apis/run_v1alpha1/representations.rb
index 9e46e4d3b02..a36cebc7db0 100644
--- a/generated/google/apis/run_v1alpha1/representations.rb
+++ b/generated/google/apis/run_v1alpha1/representations.rb
@@ -682,6 +682,7 @@ class Representation < Google::Apis::Core::JsonRepresentation
       class Binding
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
+          property :binding_id, as: 'bindingId'
           property :condition, as: 'condition', class: Google::Apis::RunV1alpha1::Expr, decorator: Google::Apis::RunV1alpha1::Expr::Representation
       
           collection :members, as: 'members'
diff --git a/generated/google/apis/run_v1alpha1/synth.metadata b/generated/google/apis/run_v1alpha1/synth.metadata
index 429012f74d2..27e3b3a3b8c 100644
--- a/generated/google/apis/run_v1alpha1/synth.metadata
+++ b/generated/google/apis/run_v1alpha1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "c98c719bbab68d0890524d53f8b629d7858af9c2"
+        "sha": "6ccf29a2f4fcebbeb2a5c2fe1c9bce812cb331aa"
       }
     }
   ]