diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 68be03d..cf4f1f6 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,14 +13,14 @@ jobs:
   extension-mv2:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           path: 'reference-tests'
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           repository: 'duckduckgo/duckduckgo-privacy-extension'
           path: 'extension'
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
         with:
           node-version: 18
           cache: 'npm'
@@ -39,14 +39,14 @@ jobs:
   ddg2dnr:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           path: 'reference-tests'
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           repository: 'duckduckgo/duckduckgo-privacy-extension'
           path: 'extension'
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
         with:
           node-version: 18
           cache: 'npm'
@@ -64,18 +64,18 @@ jobs:
   BrowserServicesKit:
     name: BSK unit tests
 
-    runs-on: macos-13
+    runs-on: macos-14-xlarge
     timeout-minutes: 30
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'duckduckgo/BrowserServicesKit'
           path: 'BrowserServicesKit'
           submodules: recursive
       - name: Check out the tests
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: 'BrowserServicesKit/Tests/BrowserServicesKitTests/Resources/privacy-reference-tests'
 
@@ -91,7 +91,7 @@ jobs:
 
       - name: Cache SPM
         if: env.cache_key_hash
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ./BrowserServicesKit/build
           key: ${{ runner.os }}-spm-${{ env.cache_key_hash }}
@@ -110,7 +110,7 @@ jobs:
         run: set -o pipefail && swift test | tee build-log.txt | xcbeautify --report junit --report-path . --junit-report-filename tests.xml
 
       - name: Publish Unit Tests Report
-        uses: mikepenz/action-junit-report@v3
+        uses: mikepenz/action-junit-report@v4
         if: always()
         with:
           check_name: BSK Test Report
@@ -118,7 +118,7 @@ jobs:
           require_tests: true
 
       - name: Upload logs
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: always()
         with:
           name: build-log.txt
diff --git a/fingerprinting-protections/README.md b/fingerprinting-protections/README.md
index 11a3eb5..961b80b 100644
--- a/fingerprinting-protections/README.md
+++ b/fingerprinting-protections/README.md
@@ -24,6 +24,9 @@ Test suite specific fields:
 ## Pseudo-code implementation
 
 ```
+$page.injectOnLoad('init.js')
+$page.injectOnLoad('C-S-S')
+
 for $testSet in test.json
   loadReferenceConfig('config_reference.json')
 
@@ -35,8 +38,6 @@ for $testSet in test.json
             siteURL = $test.siteURL,
         )
 
-        $page.load('init.js')
-
         $value = $page.eval($test.property)
 
         if ($value instanceof Promise)
diff --git a/fingerprinting-protections/init.js b/fingerprinting-protections/init.js
index 9e0f422..0367325 100644
--- a/fingerprinting-protections/init.js
+++ b/fingerprinting-protections/init.js
@@ -20,10 +20,12 @@ function init(window) {
     Object.defineProperty(window.Screen.prototype, 'colorDepth', { get: () => 12345, configurable: true });
     Object.defineProperty(window.Screen.prototype, 'pixelDepth', { get: () => 12345, configurable: true });
 
-    window.navigator.webkitTemporaryStorage = {
-        queryUsageAndQuota: callback => {
-            callback(0, 9999999999)
-        }
+    if (!window.navigator.webkitTemporaryStorage) {
+        window.navigator.webkitTemporaryStorage = {};
+    }
+
+    window.navigator.webkitTemporaryStorage.queryUsageAndQuota = function queryUsageAndQuota(callback, _) {
+        callback(0, 9999999999);
     };
 
     window.DeviceOrientationEvent = window.Event; // we only need the constructor in tests