diff --git a/css/_redirect_page.scss b/css/_redirect_page.scss
index 2401fe9d60..afaa15935d 100644
--- a/css/_redirect_page.scss
+++ b/css/_redirect_page.scss
@@ -14,7 +14,7 @@
             line-height: 24px;
         }
     }
-    .hint-msg{
+    .hint-msg {
         p {
             margin: 26px auto;
             font-weight: 600;
@@ -31,4 +31,10 @@
             background: transparent;
         }
     }
+    .forbidden-msg {
+        p {
+            font-size: 16px;
+            margin-top: 15px;
+        }
+    }
 }
diff --git a/static/authError.html b/static/authError.html
index e12558ac9f..934e65d406 100644
--- a/static/authError.html
+++ b/static/authError.html
@@ -5,6 +5,11 @@
     <!--#include virtual="/title.html" -->
 </head>
 <body>
-    <div class="redirectPageMessage">Sorry! You are not allowed to be here :(</div>
+    <div class="redirectPageMessage">
+        Sorry! You are not allowed to be here :(
+        <div class="forbidden-msg">
+            <p>You might be missing the JWT or using an incompatible one.</p>
+        </div>
+    </div>
 </body>
 </html>
