diff --git a/app/models/post.rb b/app/models/post.rb
index 507a13374..e53ff2f99 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -38,7 +38,6 @@ class Post < ApplicationRecord
   after_commit :delete_files, :on => :destroy
   after_commit :remove_iqdb_async, :on => :destroy
   after_commit :update_iqdb_async, :on => :create
-  after_commit :notify_pubsub
 
   belongs_to :updater, :class_name => "User", optional: true # this is handled in versions
   belongs_to :approver, class_name: "User", optional: true
@@ -1417,12 +1416,6 @@ class Post < ApplicationRecord
       revert_to(target)
       save!
     end
-
-    def notify_pubsub
-      return unless Danbooru.config.google_api_project
-
-      # PostUpdate.insert(id)
-    end
   end
 
   module NoteMethods
@@ -1885,16 +1878,4 @@ class Post < ApplicationRecord
 
     save
   end
-
-  def update_column(name, value)
-    ret = super(name, value)
-    notify_pubsub
-    ret
-  end
-
-  def update_columns(attributes)
-    ret = super(attributes)
-    notify_pubsub
-    ret
-  end
 end
diff --git a/app/models/post_update.rb b/app/models/post_update.rb
deleted file mode 100644
index c755b06b1..000000000
--- a/app/models/post_update.rb
+++ /dev/null
@@ -1,23 +0,0 @@
-class PostUpdate
-  def self.insert(post_id)
-    ActiveRecord::Base.execute_sql("insert into post_updates (post_id) values (?)", post_id)
-  end
-
-  def self.get
-    ActiveRecord::Base.select_values_sql("delete from post_updates returning post_id").uniq
-  end
-
-  def self.push
-    return unless Danbooru.config.google_api_project
-
-    pubsub = Google::Apis::PubsubV1::PubsubService.new
-    pubsub.authorization = Google::Auth.get_application_default([Google::Apis::PubsubV1::AUTH_PUBSUB])
-    topic = "projects/#{Danbooru.config.google_api_project}/topics/post_updates"
-    post_ids = get()
-
-    post_ids.in_groups_of(1_000, false).each do |group|
-      request = Google::Apis::PubsubV1::PublishRequest.new(messages: group.map {|x| Google::Apis::PubsubV1::Message.new(data: x.to_s)})
-      pubsub.publish_topic(topic, request)
-    end
-  end
-end
diff --git a/db/migrate/20190829052629_drop_post_updates.rb b/db/migrate/20190829052629_drop_post_updates.rb
new file mode 100644
index 000000000..bbaf71e60
--- /dev/null
+++ b/db/migrate/20190829052629_drop_post_updates.rb
@@ -0,0 +1,7 @@
+require_relative "20160820003534_create_post_updates"
+
+class DropPostUpdates < ActiveRecord::Migration[6.0]
+  def change
+    revert CreatePostUpdates
+  end
+end
diff --git a/db/structure.sql b/db/structure.sql
index 8a41ce92f..fc403b707 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -2593,15 +2593,6 @@ CREATE SEQUENCE public.post_replacements_id_seq
 ALTER SEQUENCE public.post_replacements_id_seq OWNED BY public.post_replacements.id;
 
 
---
--- Name: post_updates; Type: TABLE; Schema: public; Owner: -
---
-
-CREATE UNLOGGED TABLE public.post_updates (
-    post_id integer
-);
-
-
 --
 -- Name: post_votes; Type: TABLE; Schema: public; Owner: -
 --
@@ -7335,6 +7326,7 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('20190827014726'),
 ('20190827233235'),
 ('20190827234625'),
-('20190828005453');
+('20190828005453'),
+('20190829052629');