diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 25b573017b89bc..0da466aed63ea8 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -46,14 +46,6 @@ Rails/OutputSafety:
   Exclude:
     - 'config/initializers/simple_form.rb'
 
-# This cop supports unsafe autocorrection (--autocorrect-all).
-# Configuration parameters: AllowedMethods, AllowedPatterns.
-# AllowedMethods: ==, equal?, eql?
-Style/ClassEqualityComparison:
-  Exclude:
-    - 'app/helpers/jsonld_helper.rb'
-    - 'app/serializers/activitypub/outbox_serializer.rb'
-
 Style/ClassVars:
   Exclude:
     - 'config/initializers/devise.rb'
diff --git a/app/helpers/jsonld_helper.rb b/app/helpers/jsonld_helper.rb
index b0f2077db0e501..932a3420db9d61 100644
--- a/app/helpers/jsonld_helper.rb
+++ b/app/helpers/jsonld_helper.rb
@@ -141,7 +141,7 @@ def patch_for_forwarding!(original, compacted)
   def safe_for_forwarding?(original, compacted)
     original.without('@context', 'signature').all? do |key, value|
       compacted_value = compacted[key]
-      return false unless value.class == compacted_value.class
+      return false unless value.instance_of?(compacted_value.class)
 
       if value.is_a?(Hash)
         safe_for_forwarding?(value, compacted_value)
diff --git a/app/serializers/activitypub/outbox_serializer.rb b/app/serializers/activitypub/outbox_serializer.rb
index 4f4f950a5ac7c0..4d3d9706deff74 100644
--- a/app/serializers/activitypub/outbox_serializer.rb
+++ b/app/serializers/activitypub/outbox_serializer.rb
@@ -2,7 +2,7 @@
 
 class ActivityPub::OutboxSerializer < ActivityPub::CollectionSerializer
   def self.serializer_for(model, options)
-    if model.class.name == 'ActivityPub::ActivityPresenter'
+    if model.instance_of?(::ActivityPub::ActivityPresenter)
       ActivityPub::ActivitySerializer
     else
       super