diff --git a/horizon/static/horizon/js/horizon.forms.js b/horizon/static/horizon/js/horizon.forms.js
index c7c9431fce..e3c029b031 100644
--- a/horizon/static/horizon/js/horizon.forms.js
+++ b/horizon/static/horizon/js/horizon.forms.js
@@ -279,7 +279,7 @@ horizon.forms.init_themable_select = function ($elem) {
 
     // Set the select if necessary
     if ($select.val() !== value) {
-      $select.val(value).change();
+      $select.val(value).trigger("change");
     }
   });
 
@@ -318,7 +318,7 @@ horizon.forms.init_themable_select = function ($elem) {
       }
 
       // Add the new list to the dropdown.
-      $select.siblings('.dropdown-menu').html(list).change();
+      $select.siblings('.dropdown-menu').html(list).trigger("change");
       $select.trigger('change');
     });
 
diff --git a/horizon/static/horizon/js/horizon.modals.js b/horizon/static/horizon/js/horizon.modals.js
index 87e546ca25..629023905e 100644
--- a/horizon/static/horizon/js/horizon.modals.js
+++ b/horizon/static/horizon/js/horizon.modals.js
@@ -349,7 +349,7 @@ horizon.addInitFunction(horizon.modals.init = function() {
         json_data = JSON.parse(data);
         field_to_update = $("#" + add_to_field_header);
         field_to_update.append("<option value='" + json_data[0] + "'>" + json_data[1] + "</option>");
-        field_to_update.change();
+        field_to_update.trigger("change");
         field_to_update.val(json_data[0]);
       } else {
         horizon.modals.success(data, textStatus, jqXHR);