diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cc213f6d..9c8324fd 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
     name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.operating-system }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Install PHP@8.1.5
       uses: shivammathur/setup-php@v2
       with:
diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 6866be6f..31ec112a 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout project
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Build image (application)
         run: docker build -t test-image:latest .
       - name: Start container (application)
diff --git a/resources/views/layouts/app.blade.php b/resources/views/layouts/app.blade.php
index 6d44d4b6..0bd6f986 100644
--- a/resources/views/layouts/app.blade.php
+++ b/resources/views/layouts/app.blade.php
@@ -7,14 +7,14 @@
     integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
 
   <!-- Adyen JS from TEST environment (change to live for production)-->
-  <script src="https://checkoutshopper-test.adyen.com/checkoutshopper/sdk/5.40.0/adyen.js"
-     integrity="sha384-ds1t0hgFCe636DXFRL6ciadL2Wb4Yihh27R4JO7d9CF7sFY3NJE4aPCK0EpzaYXD"
+  <script src="https://checkoutshopper-test.adyen.com/checkoutshopper/sdk/5.68.0/adyen.js"
+     integrity="sha384-U9GX6Oa3W024049K86PYG36/jHjkvUqsRd8Y9cF1CmB92sm4tnjxDXF/tkdcsk6k"
      crossorigin="anonymous"></script>
 
   <!-- Adyen CSS from TEST environment (change to live for production)-->
-	<link rel="stylesheet"
-     href="https://checkoutshopper-test.adyen.com/checkoutshopper/sdk/5.40.0/adyen.css"
-     integrity="sha384-BRZCzbS8n6hZVj8BESE6thGk0zSkUZfUWxL/vhocKu12k3NZ7xpNsIK39O2aWuni"
+  <link rel="stylesheet"
+     href="https://checkoutshopper-test.adyen.com/checkoutshopper/sdk/5.68.0/adyen.css"
+     integrity="sha384-gpOE6R0K50VgXe6u/pyjzkKl4Kr8hXu93KUCTmC4LqbO9mpoGUYsrmeVLcp2eejn"
      crossorigin="anonymous">
 
   <link rel="stylesheet" href="/css/app.css">