diff --git a/pagure/templates/repo_stats.html b/pagure/templates/repo_stats.html
index d25fe4e..58aa147 100644
--- a/pagure/templates/repo_stats.html
+++ b/pagure/templates/repo_stats.html
@@ -28,8 +28,8 @@
     </div>
     <div class="col-10">
       <section id="stats">
-        <span id="data_stats_spinner hidden"></span>
-        <span id="data_stats hidden"></span>
+        <span id="data_stats_spinner" class="hidden"></span>
+        <span id="data_stats" class="hidden"></span>
       </section>
     </div>
   </div>