diff --git a/api_names_out.yaml b/api_names_out.yaml
index a23da71cf..b6eca12a9 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -23144,6 +23144,7 @@
 "/cloudfunctions:v1/OperationMetadataV1/buildId": build_id
 "/cloudfunctions:v1/OperationMetadataV1/request": request
 "/cloudfunctions:v1/OperationMetadataV1/request/request": request
+"/cloudfunctions:v1/OperationMetadataV1/sourceToken": source_token
 "/cloudfunctions:v1/OperationMetadataV1/target": target
 "/cloudfunctions:v1/OperationMetadataV1/type": type
 "/cloudfunctions:v1/OperationMetadataV1/updateTime": update_time
diff --git a/generated/google/apis/cloudfunctions_v1.rb b/generated/google/apis/cloudfunctions_v1.rb
index c1a1a0144..68669f96e 100644
--- a/generated/google/apis/cloudfunctions_v1.rb
+++ b/generated/google/apis/cloudfunctions_v1.rb
@@ -25,7 +25,7 @@ module Google
     # @see https://cloud.google.com/functions
     module CloudfunctionsV1
       VERSION = 'V1'
-      REVISION = '20201107'
+      REVISION = '20201201'
 
       # 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/cloudfunctions_v1/classes.rb b/generated/google/apis/cloudfunctions_v1/classes.rb
index cdf97ef98..948da3c0c 100644
--- a/generated/google/apis/cloudfunctions_v1/classes.rb
+++ b/generated/google/apis/cloudfunctions_v1/classes.rb
@@ -846,6 +846,11 @@ module Google
         # @return [Hash<String,Object>]
         attr_accessor :request
       
+        # A field for Firebase function deployments
+        # Corresponds to the JSON property `sourceToken`
+        # @return [String]
+        attr_accessor :source_token
+      
         # Target of the operation - for example projects/project-1/locations/region-1/
         # functions/function-1
         # Corresponds to the JSON property `target`
@@ -876,6 +881,7 @@ module Google
         def update!(**args)
           @build_id = args[:build_id] if args.key?(:build_id)
           @request = args[:request] if args.key?(:request)
+          @source_token = args[:source_token] if args.key?(:source_token)
           @target = args[:target] if args.key?(:target)
           @type = args[:type] if args.key?(:type)
           @update_time = args[:update_time] if args.key?(:update_time)
diff --git a/generated/google/apis/cloudfunctions_v1/representations.rb b/generated/google/apis/cloudfunctions_v1/representations.rb
index bc8bd25b2..98ad59641 100644
--- a/generated/google/apis/cloudfunctions_v1/representations.rb
+++ b/generated/google/apis/cloudfunctions_v1/representations.rb
@@ -379,6 +379,7 @@ module Google
         class Representation < Google::Apis::Core::JsonRepresentation
           property :build_id, as: 'buildId'
           hash :request, as: 'request'
+          property :source_token, as: 'sourceToken'
           property :target, as: 'target'
           property :type, as: 'type'
           property :update_time, as: 'updateTime'
diff --git a/generated/google/apis/cloudfunctions_v1/synth.metadata b/generated/google/apis/cloudfunctions_v1/synth.metadata
index b07da10f0..e7b698e1f 100644
--- a/generated/google/apis/cloudfunctions_v1/synth.metadata
+++ b/generated/google/apis/cloudfunctions_v1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "c26d2f16205383db9917e8164e4a1a9b46d36692"
+        "sha": "cfda61df35e9f8dca199c1540290cfb75d75aad1"
       }
     }
   ]