diff --git a/generated/google/apis/managedidentities_v1alpha1.rb b/generated/google/apis/managedidentities_v1alpha1.rb
index db76f2998..6da2caff1 100644
--- a/generated/google/apis/managedidentities_v1alpha1.rb
+++ b/generated/google/apis/managedidentities_v1alpha1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/managed-microsoft-ad/
     module ManagedidentitiesV1alpha1
       VERSION = 'V1alpha1'
-      REVISION = '20201007'
+      REVISION = '20201027'
 
       # 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/managedidentities_v1alpha1/classes.rb b/generated/google/apis/managedidentities_v1alpha1/classes.rb
index 86036fc97..d93bbe216 100644
--- a/generated/google/apis/managedidentities_v1alpha1/classes.rb
+++ b/generated/google/apis/managedidentities_v1alpha1/classes.rb
@@ -48,8 +48,7 @@ module Google
       class Binding
         include Google::Apis::Core::Hashable
       
-        # A client-specified ID for this binding. Expected to be globally unique to
-        # support the internal bindings-by-ID API.
+        # 
         # Corresponds to the JSON property `bindingId`
         # @return [String]
         attr_accessor :binding_id
diff --git a/generated/google/apis/managedidentities_v1alpha1/synth.metadata b/generated/google/apis/managedidentities_v1alpha1/synth.metadata
index 429012f74..f3d932fed 100644
--- a/generated/google/apis/managedidentities_v1alpha1/synth.metadata
+++ b/generated/google/apis/managedidentities_v1alpha1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "c98c719bbab68d0890524d53f8b629d7858af9c2"
+        "sha": "66522f814949b55ffc6447bc834478ec176ce74c"
       }
     }
   ]