diff --git a/app/assets/javascripts/govuk_publishing_components/components/details.js b/app/assets/javascripts/govuk_publishing_components/components/details.js
index 67345e0020..3b3144681e 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/details.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/details.js
@@ -1,7 +1,5 @@
-// = require govuk/components/details/details.bundle.js
 window.GOVUK = window.GOVUK || {}
-window.GOVUK.Modules = window.GOVUK.Modules || {}
-window.GOVUK.Modules.GovukDetails = window.GOVUKFrontend.Details;
+window.GOVUK.Modules = window.GOVUK.Modules || {};
 
 (function (Modules) {
   function GemDetails ($module) {
diff --git a/app/views/govuk_publishing_components/components/_details.html.erb b/app/views/govuk_publishing_components/components/_details.html.erb
index ed50663b9e..3f4f347604 100644
--- a/app/views/govuk_publishing_components/components/_details.html.erb
+++ b/app/views/govuk_publishing_components/components/_details.html.erb
@@ -13,8 +13,8 @@
   css_classes << shared_helper.get_margin_bottom
 
   details_data_attributes = {}
-  details_data_attributes[:module] = 'govuk-details gem-details'
-  details_data_attributes[:module] = 'govuk-details gem-details ga4-event-tracker' unless disable_ga4
+  details_data_attributes[:module] = 'gem-details'
+  details_data_attributes[:module] = 'gem-details ga4-event-tracker' unless disable_ga4
 
   data_attributes ||= {}
   data_attributes[:details_track_click] = ''
diff --git a/spec/components/details_spec.rb b/spec/components/details_spec.rb
index 72b36daac6..f55c91b54f 100644
--- a/spec/components/details_spec.rb
+++ b/spec/components/details_spec.rb
@@ -10,7 +10,7 @@ def component_name
       "This is more info"
     end
 
-    assert_select "details.gem-c-details[data-module='govuk-details gem-details ga4-event-tracker']"
+    assert_select "details.gem-c-details[data-module='gem-details ga4-event-tracker']"
     assert_select ".govuk-details__summary-text[data-ga4-expandable]", text: "Some title"
     assert_select ".govuk-details__text", text: "This is more info"
   end