diff --git a/config/initializers/new_framework_defaults_7_1.rb b/config/initializers/new_framework_defaults_7_1.rb
index 864c53003..94d2d58c3 100644
--- a/config/initializers/new_framework_defaults_7_1.rb
+++ b/config/initializers/new_framework_defaults_7_1.rb
@@ -25,7 +25,7 @@ Rails.application.config.action_dispatch.default_headers = {
 # Do not treat an `ActionController::Parameters` instance
 # as equal to an equivalent `Hash` by default.
 #++
-# Rails.application.config.action_controller.allow_deprecated_parameters_hash_equality = false
+Rails.application.config.action_controller.allow_deprecated_parameters_hash_equality = false
 
 ###
 # Active Record Encryption now uses SHA-256 as its hash digest algorithm.