diff --git a/assets/js/app.js b/assets/js/app.js
index 3493e84..ab90933 100644
--- a/assets/js/app.js
+++ b/assets/js/app.js
@@ -14,17 +14,17 @@ $(() => {
   $('.no-js').removeClass('no-js');
 
   // remember when the user dismisses an instance message
-  $(document).ready(function () {
+  $(document).ready(() => {
     $('.instance-message').on('closed.bs.alert', function () {
       $.ajax({
-        type: "POST",
+        type: 'POST',
         url: `/instance/instance-message/${this.dataset.id}/dismiss`,
         data: {
           csrfmiddlewaretoken: $('input[name=csrfmiddlewaretoken]').val()
         },
-        dataType: 'json',
+        dataType: 'json'
       });
-    })
+    });
   });