diff --git a/web_widget_child_selector/__manifest__.py b/web_widget_child_selector/__manifest__.py
index 5fc1932bc..a5802c76c 100644
--- a/web_widget_child_selector/__manifest__.py
+++ b/web_widget_child_selector/__manifest__.py
@@ -4,7 +4,7 @@
 {
     'name': 'Web Widget Child Selector',
     'summary': "Widget used for navigation on hierarchy fields",
-    'version': '11.0.1.0.0',
+    'version': '12.0.1.0.0',
     'license': 'AGPL-3',
     'author': 'Creu Blanca,Odoo Community Association (OCA)',
     'website': 'https://github.com/OCA/web',
diff --git a/web_widget_child_selector/static/src/js/widget_child_selector.js b/web_widget_child_selector/static/src/js/widget_child_selector.js
index ced1c1957..813b18c8b 100644
--- a/web_widget_child_selector/static/src/js/widget_child_selector.js
+++ b/web_widget_child_selector/static/src/js/widget_child_selector.js
@@ -13,10 +13,6 @@ odoo.define('web.web_widget_child_selector', function(require) {
             'click .o_child_selection_button': '_onChildSelectionClick',
         }),
         start: function () {
-            // boolean indicating that the content of the input isn't synchronized
-            // with the current m2o value (for instance, the user is currently
-            // typing something in the input, and hasn't selected a value yet).
-
             this.$input_dropdown = this.$('.o_input_dropdown');
             this.$input_value = this.$('.o_input_value')
             return this._super.apply(this, arguments);
diff --git a/web_widget_child_selector/static/src/xml/widget_child_selector.xml b/web_widget_child_selector/static/src/xml/widget_child_selector.xml
index 27b4c6ba9..df5c2b799 100644
--- a/web_widget_child_selector/static/src/xml/widget_child_selector.xml
+++ b/web_widget_child_selector/static/src/xml/widget_child_selector.xml
@@ -14,7 +14,7 @@
     </t>
     <t t-name="FieldChildSelectorChild">
         <div class="row">
-            <div t-foreach="childs" t-as="key" class="col-xs-12">
+            <div t-foreach="childs" t-as="key" class="col-xl-12">
                 <t t-set="id_for_label" t-value="'o_child_hierarchy_selector_' + _.uniqueId()"/>
                 <input type="radio" t-att-data-id="childs[key][0]" t-att-data-index="key"
                        t-att-id="id_for_label" data-type="child" class="o_child_selection_button"/>
@@ -34,7 +34,7 @@
                 </a>
             </t>
         <t t-if="Object.keys(parents).length > 0">
-            <i class="fa fa-times o_child_selection_button o_child_selection_clear" aria-hidden="true" data-type="clear"/>
+            <i class="fa fa-times o_child_selection_button o_child_selection_clear" aria-hidden="false" data-type="clear"/>
         </t>
         </span>
     </t>
diff --git a/web_widget_child_selector/tests/test_widget_child_selector.py b/web_widget_child_selector/tests/test_widget_child_selector.py
index 9c7ea320a..68b02af97 100644
--- a/web_widget_child_selector/tests/test_widget_child_selector.py
+++ b/web_widget_child_selector/tests/test_widget_child_selector.py
@@ -8,12 +8,13 @@ class TestWidgetChildSelector(TransactionCase):
 
     def setUp(self):
         super().setUp()
-        self.partner_1 = self.env['res.partner'].create({'name': 'P1'})
-        self.partner_2 = self.env['res.partner'].create({
+        ResPartner = self.env['res.partner'].with_context(tracking_disable=True)
+        self.partner_1 = ResPartner.create({'name': 'P1'})
+        self.partner_2 = ResPartner.create({
             'name': 'P2',
             'parent_id': self.partner_1.id
         })
-        self.partner_3 = self.env['res.partner'].create({
+        self.partner_3 = ResPartner.create({
             'name': 'P3',
             'parent_id': self.partner_2.id
         })