diff --git a/addons/web/static/src/js/view_form.js b/addons/web/static/src/js/view_form.js
index 7a38f0be2be..ce4246708b4 100644
--- a/addons/web/static/src/js/view_form.js
+++ b/addons/web/static/src/js/view_form.js
@@ -3948,7 +3948,11 @@ instance.web.form.One2ManyListView = instance.web.ListView.extend({
             else
                 return $.when();
         }).done(function () {
-            if (!self.o2m.options.reload_on_button) {
+            var ds = self.o2m.dataset;
+            var cached_records = _.any([ds.to_create, ds.to_delete, ds.to_write], function(value) {
+                return value.length;
+            });
+            if (!self.o2m.options.reload_on_button && !cached_records) {
                 self.handle_button(name, id, callback);
             }else {
                 self.handle_button(name, id, function(){