diff --git a/generated/google/apis/cloudresourcemanager_v1beta1.rb b/generated/google/apis/cloudresourcemanager_v1beta1.rb
index df9fffaec..5d5df8466 100644
--- a/generated/google/apis/cloudresourcemanager_v1beta1.rb
+++ b/generated/google/apis/cloudresourcemanager_v1beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/resource-manager
     module CloudresourcemanagerV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20201111'
+      REVISION = '20201207'
 
       # 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/cloudresourcemanager_v1beta1/classes.rb b/generated/google/apis/cloudresourcemanager_v1beta1/classes.rb
index 4511d5d9c..5f098cc1d 100644
--- a/generated/google/apis/cloudresourcemanager_v1beta1/classes.rb
+++ b/generated/google/apis/cloudresourcemanager_v1beta1/classes.rb
@@ -1188,32 +1188,6 @@ module Google
         end
       end
       
-      # Runtime operation information for undeleting a TagKey.
-      class UndeleteTagKeyMetadata
-        include Google::Apis::Core::Hashable
-      
-        def initialize(**args)
-           update!(**args)
-        end
-      
-        # Update properties of this object
-        def update!(**args)
-        end
-      end
-      
-      # Runtime operation information for deleting a TagValue.
-      class UndeleteTagValueMetadata
-        include Google::Apis::Core::Hashable
-      
-        def initialize(**args)
-           update!(**args)
-        end
-      
-        # Update properties of this object
-        def update!(**args)
-        end
-      end
-      
       # A status object which is used as the `metadata` field for the Operation
       # returned by UpdateFolder.
       class UpdateFolderMetadata
diff --git a/generated/google/apis/cloudresourcemanager_v1beta1/representations.rb b/generated/google/apis/cloudresourcemanager_v1beta1/representations.rb
index 1c25853ef..331c28fe8 100644
--- a/generated/google/apis/cloudresourcemanager_v1beta1/representations.rb
+++ b/generated/google/apis/cloudresourcemanager_v1beta1/representations.rb
@@ -262,18 +262,6 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
-      class UndeleteTagKeyMetadata
-        class Representation < Google::Apis::Core::JsonRepresentation; end
-      
-        include Google::Apis::Core::JsonObjectSupport
-      end
-      
-      class UndeleteTagValueMetadata
-        class Representation < Google::Apis::Core::JsonRepresentation; end
-      
-        include Google::Apis::Core::JsonObjectSupport
-      end
-      
       class UpdateFolderMetadata
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -617,18 +605,6 @@ module Google
         end
       end
       
-      class UndeleteTagKeyMetadata
-        # @private
-        class Representation < Google::Apis::Core::JsonRepresentation
-        end
-      end
-      
-      class UndeleteTagValueMetadata
-        # @private
-        class Representation < Google::Apis::Core::JsonRepresentation
-        end
-      end
-      
       class UpdateFolderMetadata
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/cloudresourcemanager_v1beta1/synth.metadata b/generated/google/apis/cloudresourcemanager_v1beta1/synth.metadata
index f64f8d2a0..5e04c9339 100644
--- a/generated/google/apis/cloudresourcemanager_v1beta1/synth.metadata
+++ b/generated/google/apis/cloudresourcemanager_v1beta1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "a0833120c5511b30a60c4c1a440ec78b29f8b748"
+        "sha": "b95e6722e339ec497fd1ec7af94983884fcc8264"
       }
     }
   ]