diff --git a/app/assets/config/manifest.js b/app/assets/config/manifest.js
index f0129695752..76efd1af5b0 100644
--- a/app/assets/config/manifest.js
+++ b/app/assets/config/manifest.js
@@ -2,7 +2,6 @@
 
 //= link joint.css
 //= link application.js
-//= link es6-components.js
 //= link dagre.js
 //= link joint.layout.DirectedGraph.js
 //= link joint.js
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index f6bd27004bf..d5947d87632 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -1,6 +1,9 @@
 //= require govuk_publishing_components/lib
+//= require govuk_publishing_components/components/checkboxes
+//= require govuk_publishing_components/components/error-summary
 //= require govuk_publishing_components/components/govspeak
 //= require govuk_publishing_components/components/intervention
 //= require govuk_publishing_components/components/print-link
+//= require govuk_publishing_components/components/radio
 //= require govuk_publishing_components/components/step-by-step-nav
 //= require govuk_publishing_components/components/table
diff --git a/app/assets/javascripts/es6-components.js b/app/assets/javascripts/es6-components.js
deleted file mode 100644
index 3154e236ee7..00000000000
--- a/app/assets/javascripts/es6-components.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// These modules from govuk_publishing_components
-// depend on govuk-frontend modules. govuk-frontend
-// now targets browsers that support `type="module"`.
-//
-// To gracefully prevent execution of these scripts
-// on browsers that don't support ES6, this script
-// should be included in a `type="module"` script tag
-// which will ensure they are never loaded.
-
-//= require govuk_publishing_components/components/checkboxes
-//= require govuk_publishing_components/components/error-summary
-//= require govuk_publishing_components/components/radio
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 79b7bbb250a..afe689b1744 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -27,7 +27,6 @@
     <%= csp_meta_tag %>
     <%= stylesheet_link_tag "application", :media => "all" %>
     <%= javascript_include_tag "test-dependencies", type: "module" if Rails.env.test? %>
-    <%= javascript_include_tag "es6-components", type: "module" %>
     <%= javascript_include_tag "application", defer: true, type: "module" %>
     <%= yield :head %>
     <% if content_item %>