diff --git a/Gemfile.lock b/Gemfile.lock
index 699d2a1d1..6908fccb7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -162,7 +162,7 @@ GEM
     govuk_personalisation (0.16.0)
       plek (>= 1.9.0)
       rails (>= 6, < 8)
-    govuk_publishing_components (40.1.0)
+    govuk_publishing_components (41.0.0)
       govuk_app_config
       govuk_personalisation (>= 0.7.0)
       kramdown
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 3110fcc69..c55407266 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -1,5 +1,4 @@
 //= require govuk_publishing_components/lib
-//= require govuk_publishing_components/components/details
 //= require govuk_publishing_components/components/govspeak
 //= require govuk_publishing_components/components/image-card
 //= require govuk_publishing_components/components/intervention
diff --git a/test/integration/call_for_evidence_test.rb b/test/integration/call_for_evidence_test.rb
index be90222ef..da0bb628b 100644
--- a/test/integration/call_for_evidence_test.rb
+++ b/test/integration/call_for_evidence_test.rb
@@ -263,7 +263,7 @@ def teardown
     attachments.each do |attachment|
       next unless attachment.has_css?(".govuk-details__summary")
 
-      details = attachment.find(".govuk-details__summary")["data-ga4-event"]
+      details = attachment.find("details")["data-ga4-event"]
       actual_tracking = JSON.parse(details)
       assert_equal actual_tracking["index_section_count"], 2
     end
diff --git a/test/integration/consultation_test.rb b/test/integration/consultation_test.rb
index a1ba7e8a3..f54d2ee72 100644
--- a/test/integration/consultation_test.rb
+++ b/test/integration/consultation_test.rb
@@ -336,7 +336,7 @@ class ConsultationTest < ActionDispatch::IntegrationTest
     attachments.each do |attachment|
       next unless attachment.has_css?(".govuk-details__summary")
 
-      details = attachment.find(".govuk-details__summary")["data-ga4-event"]
+      details = attachment.find("details")["data-ga4-event"]
       actual_tracking = JSON.parse(details)
       assert_equal actual_tracking["index_section_count"], 2
     end
diff --git a/test/integration/publication_test.rb b/test/integration/publication_test.rb
index 2e426a5b0..ad1b80821 100644
--- a/test/integration/publication_test.rb
+++ b/test/integration/publication_test.rb
@@ -192,7 +192,7 @@ class PublicationTest < ActionDispatch::IntegrationTest
       attachments.each do |attachment|
         next unless attachment.has_css?(".govuk-details__summary")
 
-        details = attachment.find(".govuk-details__summary")["data-ga4-event"]
+        details = attachment.find("details")["data-ga4-event"]
         actual_tracking = JSON.parse(details)
         assert_equal actual_tracking["index_section_count"], 2
       end