diff --git a/generated/google/apis/drive_v3.rb b/generated/google/apis/drive_v3.rb
index 4d31aa71804..bbe28855117 100644
--- a/generated/google/apis/drive_v3.rb
+++ b/generated/google/apis/drive_v3.rb
@@ -26,7 +26,7 @@ module Apis
     # @see https://developers.google.com/drive/
     module DriveV3
       VERSION = 'V3'
-      REVISION = '20201115'
+      REVISION = '20201130'
 
       # See, edit, create, and delete all of your Google Drive files
       AUTH_DRIVE = 'https://www.googleapis.com/auth/drive'
diff --git a/generated/google/apis/drive_v3/classes.rb b/generated/google/apis/drive_v3/classes.rb
index 192c0195c8d..49353535805 100644
--- a/generated/google/apis/drive_v3/classes.rb
+++ b/generated/google/apis/drive_v3/classes.rb
@@ -1004,7 +1004,10 @@ class File
       
         # A collection of arbitrary key-value pairs which are private to the requesting
         # app.
-        # Entries with null values are cleared in update and copy requests.
+        # Entries with null values are cleared in update and copy requests. These
+        # properties can only be retrieved using an authenticated request. An
+        # authenticated request uses an access token obtained with a OAuth 2 client ID.
+        # You cannot use an API key to retrieve private properties.
         # Corresponds to the JSON property `appProperties`
         # @return [Hash<String,String>]
         attr_accessor :app_properties
diff --git a/generated/google/apis/drive_v3/synth.metadata b/generated/google/apis/drive_v3/synth.metadata
index 8772e75199c..8b31b22f3e9 100644
--- a/generated/google/apis/drive_v3/synth.metadata
+++ b/generated/google/apis/drive_v3/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "a0a522339818657195e0606b4655255c0adfcef4"
+        "sha": "1ca7ec3e2f29bdd2184cd075ab5ad2f60c9109fc"
       }
     }
   ]