diff --git a/Gemfile b/Gemfile
index 83d118515..5e6fadcbd 100644
--- a/Gemfile
+++ b/Gemfile
@@ -10,7 +10,6 @@ gem "govuk_personalisation"
 gem "govuk_publishing_components"
 gem "htmlentities"
 gem "plek"
-gem "rack_strip_client_ip"
 gem "rails-controller-testing"
 gem "rails-i18n"
 gem "rails_translation_manager"
diff --git a/Gemfile.lock b/Gemfile.lock
index 99599cc9b..87bd7d7f8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -235,7 +235,6 @@ GEM
       rack
     rack-test (2.0.2)
       rack (>= 1.3)
-    rack_strip_client_ip (0.0.2)
     rails (7.0.4)
       actioncable (= 7.0.4)
       actionmailbox (= 7.0.4)
@@ -411,7 +410,6 @@ DEPENDENCIES
   mocha
   plek
   pry
-  rack_strip_client_ip
   rails (= 7.0.4)
   rails-controller-testing
   rails-i18n