diff --git a/rangefilter/templates/rangefilter/date_filter.html b/rangefilter/templates/rangefilter/date_filter.html
index 502f21a..f1382cc 100644
--- a/rangefilter/templates/rangefilter/date_filter.html
+++ b/rangefilter/templates/rangefilter/date_filter.html
@@ -131,7 +131,7 @@
         });
     }
 
-    django.jQuery('document').ready(function () {
+    django.jQuery(window).on('load', function () {
         if (!('DateTimeShortcuts' in window)) {
             var promiseList = [];
 
diff --git a/rangefilter/templates/rangefilter/date_filter_4_0.html b/rangefilter/templates/rangefilter/date_filter_4_0.html
index 2e6a62c..9963b5f 100644
--- a/rangefilter/templates/rangefilter/date_filter_4_0.html
+++ b/rangefilter/templates/rangefilter/date_filter_4_0.html
@@ -127,7 +127,7 @@ <h3>{{ title }}</h3>
         });
     }
 
-    django.jQuery('document').ready(function () {
+    django.jQuery(window).on('load', function () {
         if (!('DateTimeShortcuts' in window)) {
             var promiseList = [];