diff --git a/src/html/index.html b/src/html/index.html
index 93d0b8ed..58a408c5 100644
--- a/src/html/index.html
+++ b/src/html/index.html
@@ -219,7 +219,7 @@ <h2 class="card__heading card__heading--error"><img src="{{{ cdn }}}/images/circ
             <button type="button" class="button button--text-only card__back button--unpadded" data-handler="go-to-initial-page">Need to start over with a different account?</button>
           </div>
           <div id="ldap-required" data-screen hidden>
-            <h2 class="card__heading card__heading--error"><img src="{{{ cdn }}}/images/circled-x.svg" class="card__heading-icon" alt="/> <span>Error</span></h2>
+            <h2 class="card__heading card__heading--error"><img src="{{{ cdn }}}/images/circled-x.svg" class="card__heading-icon" alt="" /> <span>Error</span></h2>
             <p>Unfortunately, you can only login to this website using Mozilla LDAP.</p>
             <hr>
             <button type="button" class="button button--text-only card__back button--unpadded" data-handler="go-to-initial-page">Need to start over with a different account?</button>