diff --git a/api_names_out.yaml b/api_names_out.yaml
index 80a870be1..008181b66 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -100929,6 +100929,7 @@
 "/eventarc:v1beta1/AuditLogConfig/exemptedMembers/exempted_member": exempted_member
 "/eventarc:v1beta1/AuditLogConfig/logType": log_type
 "/eventarc:v1beta1/Binding": binding
+"/eventarc:v1beta1/Binding/bindingId": binding_id
 "/eventarc:v1beta1/Binding/condition": condition
 "/eventarc:v1beta1/Binding/members": members
 "/eventarc:v1beta1/Binding/members/member": member
diff --git a/generated/google/apis/eventarc_v1beta1.rb b/generated/google/apis/eventarc_v1beta1.rb
index 8e0abf9a4..51124eb88 100644
--- a/generated/google/apis/eventarc_v1beta1.rb
+++ b/generated/google/apis/eventarc_v1beta1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/eventarc
     module EventarcV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20201023'
+      REVISION = '20201103'
 
       # 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/eventarc_v1beta1/classes.rb b/generated/google/apis/eventarc_v1beta1/classes.rb
index 5aad4100b..566f71ec7 100644
--- a/generated/google/apis/eventarc_v1beta1/classes.rb
+++ b/generated/google/apis/eventarc_v1beta1/classes.rb
@@ -97,6 +97,11 @@ module Google
       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:
@@ -158,6 +163,7 @@ module Google
       
         # 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/eventarc_v1beta1/representations.rb b/generated/google/apis/eventarc_v1beta1/representations.rb
index 4b119b0a6..6982cfd50 100644
--- a/generated/google/apis/eventarc_v1beta1/representations.rb
+++ b/generated/google/apis/eventarc_v1beta1/representations.rb
@@ -180,6 +180,7 @@ module Google
       class Binding
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
+          property :binding_id, as: 'bindingId'
           property :condition, as: 'condition', class: Google::Apis::EventarcV1beta1::Expr, decorator: Google::Apis::EventarcV1beta1::Expr::Representation
       
           collection :members, as: 'members'
diff --git a/generated/google/apis/eventarc_v1beta1/synth.metadata b/generated/google/apis/eventarc_v1beta1/synth.metadata
index 03d8898f0..dd79d8225 100644
--- a/generated/google/apis/eventarc_v1beta1/synth.metadata
+++ b/generated/google/apis/eventarc_v1beta1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "d42514033d982d153d8f78727f23f0b4d49ea629"
+        "sha": "86051a7e2fe911d6696b83bcd22ba71aff1f2e9a"
       }
     }
   ]