diff --git a/index.html b/index.html
index 902820c..cb5754a 100644
--- a/index.html
+++ b/index.html
@@ -282,8 +282,8 @@
                         <li>Automated order fulfillment</li>
                     </ul>
                     <p style="margin-bottom: 1rem"><strong>Technologies:</strong> Python, MySQL / MariaDB, Docker</p>
-                    <a href="https://erp.sandbox.partsenterprise.partsltd.co.uk/" class="button">Demo ERP</a>
-                    <a href="https://store.sandbox.partsenterprise.partsltd.co.uk/" class="button">Demo Store</a>
+                    <a href="https://auth.sandbox.teddy.org.uk?target=https%3A%2F%2Ferp.sandbox.partsenterprise.partsltd.co.uk" class="button">Demo ERP</a>
+                    <a href="https://auth.sandbox.teddy.org.uk?target=https%3A%2F%2Fstore.sandbox.partsenterprise.partsltd.co.uk" class="button">Demo Store</a>
                 </div>
                 <div class="project-card">
                     <h3>partsERP Core Framework</h3>
@@ -297,7 +297,7 @@
                     </ul>
                     <p style="margin-bottom: 1rem"><strong>Technologies:</strong> Python - Flask, MySQL / MariaDB, JavaScript</p>
                     <a href="https://github.com/Teddy-1024/demo_partsERP.git" class="button">View on GitHub</a>
-                    <a href="https://sandbox.partsERP.teddy.org.uk/" class="button">Demo Site</a>
+                    <a href="https://auth.sandbox.teddy.org.uk?target=https%3A%2F%2Fsandbox.partsERP.teddy.org.uk/" class="button">Demo Site</a>
                 </div>
                 <div class="project-card">
                     <h3>Financial Data Reconciliation Tool</h3>