diff --git a/templates/table/zoom_search/result_form.twig b/templates/table/zoom_search/result_form.twig
index 5d0bb5770f..0ddc794c5b 100644
--- a/templates/table/zoom_search/result_form.twig
+++ b/templates/table/zoom_search/result_form.twig
@@ -17,7 +17,7 @@
                         {{ data_json }}
                     </div>
                     <div id="querychart"></div>
-                    <button class="button-reset">
+                    <button class="btn btn-primary button-reset">
                         {% trans 'Reset zoom' %}
                     </button>
                 </div>