diff --git a/app/assets/javascripts/table_sortable.js b/app/assets/javascripts/table_sortable.js
index f5aa31b74..282f5d42b 100644
--- a/app/assets/javascripts/table_sortable.js
+++ b/app/assets/javascripts/table_sortable.js
@@ -17,7 +17,7 @@
       };
     },
     initialize: function() {
-      $("table.sortable th").on("click", function() {
+      $(".table-sortable th").on("click", function() {
         var rows, table;
         table = $(this).parents("table").eq(0);
         rows = table.find("tbody tr").toArray().sort(App.TableSortable.comparer($(this).index()));
diff --git a/app/views/admin/stats/polls.html.erb b/app/views/admin/stats/polls.html.erb
index d40e4280b..178d06bcb 100644
--- a/app/views/admin/stats/polls.html.erb
+++ b/app/views/admin/stats/polls.html.erb
@@ -25,7 +25,7 @@
 </div>
 
 <h2><%= t("admin.stats.polls.all") %></h2>
-<table id="polls" class="stack sortable">
+<table id="polls" class="stack table-sortable">
   <thead>
     <tr>
       <th><%= t("admin.stats.polls.table.poll_name") %></th>
@@ -52,7 +52,7 @@
   <h3 id="<%= dom_id(poll) %>_questions">
     <%= t("admin.stats.polls.poll_questions", poll: poll.name) %>
   </h3>
-  <table class="stack sortable">
+  <table class="stack table-sortable">
     <thead>
       <tr>
         <th><%= t("admin.stats.polls.table.question_name") %></th>