diff --git a/index.html b/index.html
index 4e7753f..ffec2f3 100644
--- a/index.html
+++ b/index.html
@@ -2,7 +2,7 @@
 <html lang="en">
   <head>
     <meta charset="UTF-8"/>
-    <meta name="description" content="OwlBoard - Live train departures & Ops info for traincrew."/>
+    <meta name="description" content="OwlBoard - Live train departures, PIS codes & reference data for traincrew."/>
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <meta name="application-name" content="OwlBoard">
     <meta name="author" content="Frederick Boniface">
@@ -37,6 +37,7 @@
     <div id="sidebar">
       <a href="./">Home</a>
       <a href="./find-code.html">Code Search</a>
+      <a href="./pis.html">PIS Codes</a>
       <a href="./settings.html">Settings</a>
       <a href="./help.html">Help</a>
       <a href="./issue.html">Report Issue</a>
@@ -44,9 +45,9 @@
 
     <!-- Main Content Begins -->
     <picture>
-      <source srcset="/images/logo/wide_logo.svg" type="image/svg+xml">
-      <source media="(max-height: 739px)" srcset="/images/logo/logo-full-200.png" type="image/png">
-      <source srcset="/images/logo/logo-full-250.png" type="image/png">
+      <source srcset="./images/logo/wide_logo.svg" type="image/svg+xml">
+      <source media="(max-height: 739px)" srcset="./images/logo/logo-full-200.png" type="image/png">
+      <source srcset="./images/logo/logo-full-250.png" type="image/png">
       <img class="titleimg" src="./images/logo/logo-full-250.png" alt="OwlBoard Logo">
     </picture>
     <br>
@@ -60,7 +61,11 @@
       <div id="quick_links">
       </div>
       <div class="text-description">
-        <p>Customise your quick links on the <a href="/settings.html">Settings</a> page.</p>
+        <p>A cache error means that some users are seeing a faulty layout on departure board pages,
+           an update to fix this has been made available but it may take a few days for this fix to 
+           be downloaded to your device.
+        </p>
+        <p>Customise your quick links on the <a href="./settings.html">Settings</a> page.</p>
       </div>
     <!-- Footer -->
     <footer>
