diff --git a/app/assets/javascripts/govuk_publishing_components/components/accordion.js b/app/assets/javascripts/govuk_publishing_components/components/accordion.js
index e56818c510..2d6b719961 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/accordion.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/accordion.js
@@ -1,7 +1,7 @@
 /* global nodeListForEach */
 //  = require ../vendor/polyfills/common.js
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/accordion/accordion.js
+// = require govuk/components/accordion/accordion.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukAccordion = window.GOVUKFrontend.Accordion;
diff --git a/app/assets/javascripts/govuk_publishing_components/components/button.js b/app/assets/javascripts/govuk_publishing_components/components/button.js
index 7f95df0a54..74008eb64c 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/button.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/button.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/button/button.js
+// = require govuk/components/button/button.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukButton = window.GOVUKFrontend.Button
diff --git a/app/assets/javascripts/govuk_publishing_components/components/character-count.js b/app/assets/javascripts/govuk_publishing_components/components/character-count.js
index 3fac518369..78c9a1e7a0 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/character-count.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/character-count.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/character-count/character-count.js
+// = require govuk/components/character-count/character-count.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukCharacterCount = window.GOVUKFrontend.CharacterCount
diff --git a/app/assets/javascripts/govuk_publishing_components/components/checkboxes.js b/app/assets/javascripts/govuk_publishing_components/components/checkboxes.js
index 2670693873..18b49feb6f 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/checkboxes.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/checkboxes.js
@@ -1,5 +1,5 @@
 // = require govuk/vendor/polyfills/Element/prototype/closest.js
-// = require govuk/components/checkboxes/checkboxes.js
+// = require govuk/components/checkboxes/checkboxes.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukCheckboxes = window.GOVUKFrontend.Checkboxes;
diff --git a/app/assets/javascripts/govuk_publishing_components/components/details.js b/app/assets/javascripts/govuk_publishing_components/components/details.js
index 36665e5758..67345e0020 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/details.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/details.js
@@ -1,4 +1,4 @@
-// = require govuk/components/details/details.js
+// = require govuk/components/details/details.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukDetails = window.GOVUKFrontend.Details;
diff --git a/app/assets/javascripts/govuk_publishing_components/components/error-summary.js b/app/assets/javascripts/govuk_publishing_components/components/error-summary.js
index 8378ed13e5..60fe3008f8 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/error-summary.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/error-summary.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/error-summary/error-summary.js
+// = require govuk/components/error-summary/error-summary.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukErrorSummary = window.GOVUKFrontend.ErrorSummary
diff --git a/app/assets/javascripts/govuk_publishing_components/components/layout-header.js b/app/assets/javascripts/govuk_publishing_components/components/layout-header.js
index b4c526acb0..a3ac49d8cf 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/layout-header.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/layout-header.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/header/header.js
+// = require govuk/components/header/header.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukHeader = window.GOVUKFrontend.Header
diff --git a/app/assets/javascripts/govuk_publishing_components/components/radio.js b/app/assets/javascripts/govuk_publishing_components/components/radio.js
index 0ede1d0f19..76597f39d0 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/radio.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/radio.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/radios/radios.js
+// = require govuk/components/radios/radios.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukRadios = window.GOVUKFrontend.Radios
diff --git a/app/assets/javascripts/govuk_publishing_components/components/skip-link.js b/app/assets/javascripts/govuk_publishing_components/components/skip-link.js
index bb2da95709..ea922326a7 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/skip-link.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/skip-link.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/skip-link/skip-link.js
+// = require govuk/components/skip-link/skip-link.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukSkipLink = window.GOVUKFrontend.SkipLink
diff --git a/app/assets/javascripts/govuk_publishing_components/components/tabs.js b/app/assets/javascripts/govuk_publishing_components/components/tabs.js
index 512e0fa063..12030312d2 100644
--- a/app/assets/javascripts/govuk_publishing_components/components/tabs.js
+++ b/app/assets/javascripts/govuk_publishing_components/components/tabs.js
@@ -1,5 +1,5 @@
 // This component relies on JavaScript from GOV.UK Frontend
-// = require govuk/components/tabs/tabs.js
+// = require govuk/components/tabs/tabs.bundle.js
 window.GOVUK = window.GOVUK || {}
 window.GOVUK.Modules = window.GOVUK.Modules || {}
 window.GOVUK.Modules.GovukTabs = window.GOVUKFrontend.Tabs