diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index e15cb30f550..2e4801a552f 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1431,17 +1431,6 @@ Rails/I18nLocaleTexts:
     - 'lib/tasks/mastodon.rake'
     - 'spec/helpers/flashes_helper_spec.rb'
 
-# This cop supports unsafe autocorrection (--autocorrect-all).
-Rails/IgnoredColumnsAssignment:
-  Exclude:
-    - 'app/models/account.rb'
-    - 'app/models/account_stat.rb'
-    - 'app/models/admin/action_log.rb'
-    - 'app/models/custom_filter.rb'
-    - 'app/models/email_domain_block.rb'
-    - 'app/models/report.rb'
-    - 'app/models/status_edit.rb'
-
 # Configuration parameters: IgnoreScopes, Include.
 # Include: app/models/**/*.rb
 Rails/InverseOf:
diff --git a/app/models/account.rb b/app/models/account.rb
index c4df4887894..f49cae901ce 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -53,7 +53,7 @@
 #
 
 class Account < ApplicationRecord
-  self.ignored_columns = %w(
+  self.ignored_columns += %w(
     subscription_expires_at
     secret
     remote_url
diff --git a/app/models/account_stat.rb b/app/models/account_stat.rb
index 834f8ba4c20..0fea7732e98 100644
--- a/app/models/account_stat.rb
+++ b/app/models/account_stat.rb
@@ -16,7 +16,7 @@
 
 class AccountStat < ApplicationRecord
   self.locking_column = nil
-  self.ignored_columns = %w(lock_version)
+  self.ignored_columns += %w(lock_version)
 
   belongs_to :account, inverse_of: :account_stat
 
diff --git a/app/models/admin/action_log.rb b/app/models/admin/action_log.rb
index 4fa8008f5c0..f2c121d7580 100644
--- a/app/models/admin/action_log.rb
+++ b/app/models/admin/action_log.rb
@@ -17,7 +17,7 @@
 #
 
 class Admin::ActionLog < ApplicationRecord
-  self.ignored_columns = %w(
+  self.ignored_columns += %w(
     recorded_changes
   )
 
diff --git a/app/models/custom_filter.rb b/app/models/custom_filter.rb
index d85e196e964..0f4fd78cbff 100644
--- a/app/models/custom_filter.rb
+++ b/app/models/custom_filter.rb
@@ -15,7 +15,7 @@
 #
 
 class CustomFilter < ApplicationRecord
-  self.ignored_columns = %w(whole_word irreversible)
+  self.ignored_columns += %w(whole_word irreversible)
 
   alias_attribute :title, :phrase
   alias_attribute :filter_action, :action
diff --git a/app/models/email_domain_block.rb b/app/models/email_domain_block.rb
index 276e7d31a1f..3c9be51cab0 100644
--- a/app/models/email_domain_block.rb
+++ b/app/models/email_domain_block.rb
@@ -12,7 +12,7 @@
 #
 
 class EmailDomainBlock < ApplicationRecord
-  self.ignored_columns = %w(
+  self.ignored_columns += %w(
     ips
     last_refresh_at
   )
diff --git a/app/models/report.rb b/app/models/report.rb
index a9940459de5..c3a0c4c8b21 100644
--- a/app/models/report.rb
+++ b/app/models/report.rb
@@ -21,7 +21,7 @@
 #
 
 class Report < ApplicationRecord
-  self.ignored_columns = %w(action_taken)
+  self.ignored_columns += %w(action_taken)
 
   include Paginable
   include RateLimitable
diff --git a/app/models/status_edit.rb b/app/models/status_edit.rb
index 683441bb56f..2b3248bb2cc 100644
--- a/app/models/status_edit.rb
+++ b/app/models/status_edit.rb
@@ -20,7 +20,7 @@
 class StatusEdit < ApplicationRecord
   include RateLimitable
 
-  self.ignored_columns = %w(
+  self.ignored_columns += %w(
     media_attachments_changed
   )