diff --git a/app/assets/javascripts/analytics.js.erb b/app/assets/javascripts/analytics.js.erb
index 3cfc2a26d..b3e6c9e0b 100644
--- a/app/assets/javascripts/analytics.js.erb
+++ b/app/assets/javascripts/analytics.js.erb
@@ -149,19 +149,19 @@ var gtm_id = '<%= ENV["GOOGLE_TAG_MANAGER_ID"] %>' || null
 var gtag_id = '<%= ENV["GTAG_ID"] %>' || null
 
 if (gtm_id || gtag_id) {
-  if (typeof window.GOVUK.analyticsGA4.init !== 'undefined') {
-    window.GOVUK.analyticsGA4 = window.GOVUK.analyticsGA4 || {}
-    window.GOVUK.analyticsGA4.vars = window.GOVUK.analyticsGA4.vars || {}
-    window.GOVUK.analyticsGA4.vars.gem_version = '<%= GovukPublishingComponents::VERSION %>'
+  if (typeof window.GOVUK.analyticsGa4.init !== 'undefined') {
+    window.GOVUK.analyticsGa4 = window.GOVUK.analyticsGa4 || {}
+    window.GOVUK.analyticsGa4.vars = window.GOVUK.analyticsGa4.vars || {}
+    window.GOVUK.analyticsGa4.vars.gem_version = '<%= GovukPublishingComponents::VERSION %>'
 
     if (gtag_id) {
-      window.GOVUK.analyticsGA4.vars.gtag_id = gtag_id
+      window.GOVUK.analyticsGa4.vars.gtag_id = gtag_id
     } else {
-      window.GOVUK.analyticsGA4.vars.id = gtm_id
-      window.GOVUK.analyticsGA4.vars.auth = '<%= ENV["GOOGLE_TAG_MANAGER_AUTH"] %>'
-      window.GOVUK.analyticsGA4.vars.preview = '<%= ENV["GOOGLE_TAG_MANAGER_PREVIEW"] %>'
+      window.GOVUK.analyticsGa4.vars.id = gtm_id
+      window.GOVUK.analyticsGa4.vars.auth = '<%= ENV["GOOGLE_TAG_MANAGER_AUTH"] %>'
+      window.GOVUK.analyticsGa4.vars.preview = '<%= ENV["GOOGLE_TAG_MANAGER_PREVIEW"] %>'
     }
 
-    window.GOVUK.analyticsGA4.init()
+    window.GOVUK.analyticsGa4.init()
   }
 }