src/boot/qformMixin.js

@@ -22,7 +22,7 @@ export default {
                 }
                 const that = this;
                 document.addEventListener('keyup', function (evt) {
-                    if (evt.keyCode === 13) {
+                    if (evt.key === 'ENTER') {
                         that.onSubmit();
                     }
                 });