diff --git a/docs/_includes/version/browsertime.txt b/docs/_includes/version/browsertime.txt
index 6b0e58e78..cb1d6217e 100644
--- a/docs/_includes/version/browsertime.txt
+++ b/docs/_includes/version/browsertime.txt
@@ -1 +1 @@
-7.4.1
\ No newline at end of file
+7.4.2
\ No newline at end of file
diff --git a/lib/plugins/browsertime/default/metricsPageSummary.js b/lib/plugins/browsertime/default/metricsPageSummary.js
index 0b8ef929c..ade43667d 100644
--- a/lib/plugins/browsertime/default/metricsPageSummary.js
+++ b/lib/plugins/browsertime/default/metricsPageSummary.js
@@ -28,5 +28,6 @@ module.exports = [
   'statistics.cdp.performance.FirstMeaningfulPaint',
   'statistics.errors',
   'statistics.axe.violations.*',
-  'statistics.pageinfo.layoutShift'
+  'statistics.pageinfo.layoutShift',
+  'statistics.extras.*'
 ];
diff --git a/lib/plugins/browsertime/index.js b/lib/plugins/browsertime/index.js
index 031d19b01..8a9ddc105 100644
--- a/lib/plugins/browsertime/index.js
+++ b/lib/plugins/browsertime/index.js
@@ -259,6 +259,10 @@ module.exports = {
               run.cpu = result[resultIndex].cpu[runIndex];
             }
 
+            if (result[resultIndex].extras) {
+              run.extras = result[resultIndex].extras[runIndex];
+            }
+
             if (
               result[resultIndex].cdp &&
               result[resultIndex].cdp.performance
diff --git a/lib/plugins/html/templates/url/metrics/index.pug b/lib/plugins/html/templates/url/metrics/index.pug
index 79a93440e..26767a9a3 100644
--- a/lib/plugins/html/templates/url/metrics/index.pug
+++ b/lib/plugins/html/templates/url/metrics/index.pug
@@ -168,7 +168,7 @@ if  browsertime
   include ./serverTimings.pug
 
   a#custom-scripts
-  h3 Custom scripts
+  h3 Custom metrics collected through JavaScript
   if browsertime.custom
     table
       tr
@@ -181,6 +181,20 @@ if  browsertime
   else
     p There are no custom configured scripts.
 
+  a#extras-metrics
+  h3 Extra metrics collected using scripting
+  if browsertime.extras
+    table
+      tr
+        th name
+        th value
+      each value, name in browsertime.extras
+        tr
+          td #{name}
+          td #{value}
+  else
+    p There are no custom extra metrics from scripting.
+
   if browsertime.cdp && browsertime.cdp.performance
     a#cdp-performance
     h3 CDP Performance
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 830457d09..ecf3526c1 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -3431,9 +3431,9 @@
       "integrity": "sha1-81HTKWnTL6XXpVZxVCY9korjvR8="
     },
     "browsertime": {
-      "version": "7.4.1",
-      "resolved": "https://registry.npmjs.org/browsertime/-/browsertime-7.4.1.tgz",
-      "integrity": "sha512-5Souf89UAiWFRM9SLbEayVrUEQxC4wN9k5EuulMCQFBir3N2xL4tquOxz2yPbiy/15otX5+gjBc0PUoE2Jsihw==",
+      "version": "7.4.2",
+      "resolved": "https://registry.npmjs.org/browsertime/-/browsertime-7.4.2.tgz",
+      "integrity": "sha512-Pv7VmcO+Owuo9o0WQhjo8Ckz3NIhhV8cKE/trV80BceNcE/CcVs4tWeydWysHKVk2iGQsAn61+Opz/P+STBmqg==",
       "requires": {
         "@cypress/xvfb": "1.2.4",
         "@sitespeed.io/chromedriver": "78.0.3904-70",
diff --git a/package.json b/package.json
index f4ce80f92..3a10890da 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
     "@google-cloud/storage": "3.2.0",
     "axe-core": "3.4.0",
     "aws-sdk": "2.517.0",
-    "browsertime": "7.4.1",
+    "browsertime": "7.4.2",
     "cli-color": "1.4.0",
     "concurrent-queue": "7.0.2",
     "dayjs": "1.8.15",