diff --git a/.rubocop.yml b/.rubocop.yml
index 087d9c0..5844558 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -38,10 +38,6 @@ Gemspec/RequireMFA:
 Style/NegatedIf:
   Enabled: false
 
-# Disabling for now until it's clearer why we want this
-Style/FrozenStringLiteralComment:
-  Enabled: false
-
 #
 # Leaving length metrics to human judgment for now
 #
diff --git a/packwerk-extensions.gemspec b/packwerk-extensions.gemspec
index 3770f81..ddcb46a 100644
--- a/packwerk-extensions.gemspec
+++ b/packwerk-extensions.gemspec
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Gem::Specification.new do |spec|
   spec.name          = 'packwerk-extensions'
   spec.version       = '0.4.0'
diff --git a/test/fixtures/skeleton/components/timeline/app/models/graphql.rb b/test/fixtures/skeleton/components/timeline/app/models/graphql.rb
index 50e4664..8e18c0f 100644
--- a/test/fixtures/skeleton/components/timeline/app/models/graphql.rb
+++ b/test/fixtures/skeleton/components/timeline/app/models/graphql.rb
@@ -1,4 +1,5 @@
 # typed: false
+# frozen_string_literal: true
 
 module GraphQL
 end
diff --git a/test/fixtures/skeleton/components/timeline/app/models/graphql/private_thing.rb b/test/fixtures/skeleton/components/timeline/app/models/graphql/private_thing.rb
index 408f909..32d2899 100644
--- a/test/fixtures/skeleton/components/timeline/app/models/graphql/private_thing.rb
+++ b/test/fixtures/skeleton/components/timeline/app/models/graphql/private_thing.rb
@@ -1,4 +1,5 @@
 # typed: false
+# frozen_string_literal: true
 
 module GraphQL
   class PrivateThing
diff --git a/test/fixtures/skeleton/components/timeline/app/models/private_thing.rb b/test/fixtures/skeleton/components/timeline/app/models/private_thing.rb
index 652a077..52d9ebb 100644
--- a/test/fixtures/skeleton/components/timeline/app/models/private_thing.rb
+++ b/test/fixtures/skeleton/components/timeline/app/models/private_thing.rb
@@ -1,4 +1,5 @@
 # typed: false
+# frozen_string_literal: true
 
 class PrivateThing
 end
diff --git a/test/fixtures/skeleton/config/environment.rb b/test/fixtures/skeleton/config/environment.rb
index eb9f445..63d034a 100644
--- a/test/fixtures/skeleton/config/environment.rb
+++ b/test/fixtures/skeleton/config/environment.rb
@@ -1,3 +1,4 @@
 # typed: false
+# frozen_string_literal: true
 
 # this file intentionally left blank