diff --git a/lighthouserc.cjs b/lighthouserc.cjs
new file mode 100644
index 0000000..1a9c91a
--- /dev/null
+++ b/lighthouserc.cjs
@@ -0,0 +1,66 @@
+const PAGES_EXCLUDED = ['news', 'storage'];
+
+// Do not convert into an ES6 export.
+// lighthouse-ci (as of 0.14.0) uses require() to import, and this is not supported with ES6 modules.
+module.exports = {
+  ci: {
+    collect: {
+      url: [
+        'http://localhost:3000/en',
+        'http://localhost:3000/en/about',
+        'http://localhost:3000/en/events',
+        'http://localhost:3000/en/news',
+        'http://localhost:3000/en/news/1',
+        'http://localhost:3000/en/storage',
+        'http://localhost:3000/en/storage/shopping-cart',
+      ],
+      startServerCommand: 'bun run start',
+    },
+    upload: {
+      target: 'lhci',
+      serverBaseUrl: 'https://lhci.hackerspace-ntnu.no', // build token is set by the GH Action
+    },
+    assert: {
+      assertMatrix: [
+        {
+          matchingUrlPattern: `http://.*/en/(?!${PAGES_EXCLUDED.join('|')}).*`, // match all routes, except for pages with special rules. See https://github.com/GoogleChrome/lighthouse-ci/issues/511 and https://github.com/GoogleChrome/lighthouse-ci/issues/208#issuecomment-784501105
+          preset: 'lighthouse:recommended',
+          assertions: {
+            'bf-cache': 'off',
+            'color-contrast': 'off',
+            'heading-order': 'off',
+            'largest-contentful-paint': 'off',
+            'render-blocking-resources': 'off',
+          },
+        },
+        {
+          matchingUrlPattern: 'http://.*/en/news.*',
+          preset: 'lighthouse:recommended',
+          assertions: {
+            'bf-cache': 'off',
+            'color-contrast': 'off',
+            'heading-order': 'off',
+            'largest-contentful-paint': 'off',
+            'render-blocking-resources': 'off',
+            interactive: 'off',
+            'uses-responsive-images': 'off', // Should be removed when we obtain images from backend
+          },
+        },
+        {
+          matchingUrlPattern: 'http://.*/en/storage.*',
+          preset: 'lighthouse:recommended',
+          assertions: {
+            'bf-cache': 'off',
+            'color-contrast': 'off',
+            'heading-order': 'off',
+            'largest-contentful-paint': 'off',
+            'render-blocking-resources': 'off',
+            'unused-javascript': 'off',
+            'cumulative-layout-shift': 'off', // We don't always know how many items are in the cart, which can lead to layout shifts when loading completes
+            'max-potential-fid': 'off',
+          },
+        },
+      ],
+    },
+  },
+};
diff --git a/lighthouserc.yml b/lighthouserc.yml
deleted file mode 100644
index b192649..0000000
--- a/lighthouserc.yml
+++ /dev/null
@@ -1,45 +0,0 @@
-ci:
-  collect:
-    url:
-      - 'http://localhost:3000/en'
-      - 'http://localhost:3000/en/about'
-      - 'http://localhost:3000/en/events'
-      - 'http://localhost:3000/en/news'
-      - 'http://localhost:3000/en/news/1'
-      - 'http://localhost:3000/en/storage'
-      - 'http://localhost:3000/en/storage/shopping-cart'
-    startServerCommand: 'bun run start'
-  upload:
-    target: 'lhci'
-    serverBaseUrl: 'https://lhci.hackerspace-ntnu.no' # build token is set by the GH Action
-  assert:
-    assertMatrix:
-      - matchingUrlPattern: 'http://[^/]+/news'
-        preset: 'lighthouse:recommended'
-        assertions:
-          bf-cache: 'off'
-          color-contrast: 'off'
-          heading-order: 'off'
-          largest-contentful-paint: 'off'
-          render-blocking-resources: 'off'
-          interactive: 'off'
-          uses-responsive-images: 'off' # Should be removed when we obtain images from backend
-      - matchingUrlPattern: 'http://[^/]+/storage'
-        preset: 'lighthouse:recommended'
-        assertions:
-          bf-cache: 'off'
-          color-contrast: 'off'
-          heading-order: 'off'
-          largest-contentful-paint: 'off'
-          render-blocking-resources: 'off'
-          unused-javascript: 'off'
-          cumulative-layout-shift: 'off' # We don't always know how many items are in the cart, which can lead to layout shifts when loading completes
-          max-potential-fid: 'off'
-      - matchingUrlPattern: '.*'
-        preset: 'lighthouse:recommended'
-        assertions:
-          bf-cache: 'off'
-          color-contrast: 'off'
-          heading-order: 'off'
-          largest-contentful-paint: 'off'
-          render-blocking-resources: 'off'