diff --git a/web_widget_open_tab/__manifest__.py b/web_widget_open_tab/__manifest__.py
index d79765a68..223968189 100644
--- a/web_widget_open_tab/__manifest__.py
+++ b/web_widget_open_tab/__manifest__.py
@@ -1,4 +1,4 @@
-# Copyright 2019 Creu Blanca
+# Copyright 2019-2020 Creu Blanca
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 {
@@ -9,10 +9,7 @@
     'license': 'AGPL-3',
     'author': 'Creu Blanca,Odoo Community Association (OCA)',
     'website': 'https://github.com/OCA/web',
-    'depends': [
-        'web'
-    ],
-    'data': [
-        'views/assets.xml',
-    ],
+    'depends': ['web'],
+    'data': ['templates/assets.xml'],
+    'demo': ['demo/res_users_view.xml'],
 }
diff --git a/web_widget_open_tab/demo/res_users_view.xml b/web_widget_open_tab/demo/res_users_view.xml
new file mode 100644
index 000000000..eddafa455
--- /dev/null
+++ b/web_widget_open_tab/demo/res_users_view.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <record id="view_users_tree" model="ir.ui.view">
+        <field name="model">res.users</field>
+        <field name="inherit_id" ref="base.view_users_tree" />
+        <field name="arch" type="xml">
+            <field name="name" position="before">
+                <field name="id" widget="open_tab"/>
+            </field>
+        </field>
+    </record>
+</odoo>
diff --git a/web_widget_open_tab/static/src/js/widget.js b/web_widget_open_tab/static/src/js/widget.js
index 4941d8fe9..9ba80f7a2 100644
--- a/web_widget_open_tab/static/src/js/widget.js
+++ b/web_widget_open_tab/static/src/js/widget.js
@@ -11,6 +11,7 @@ odoo.define('web_widget_open_tab.FieldOpenTab', function(require) {
 
     var FieldOpenTab = AbstractField.extend({
         description: "",
+        // We want to maintain it black in order to show nothing on the header
         supportedFieldTypes: ['integer'],
         events: _.extend({}, AbstractField.prototype.events, {
             'click': '_onClick',
@@ -19,13 +20,21 @@ odoo.define('web_widget_open_tab.FieldOpenTab', function(require) {
             return true;
         },
         _getReference: function () {
-            var url = new URL(window.location.href);
-            return url.hash.replace(/view_type=\w+/i, "view_type=form") + '&id=' + this.res_id;
+            var url = window.location.href;
+            var searchParams = new URLSearchParams(url.split('#')[1]);
+            searchParams.set('view_type', 'form');
+            searchParams.set('id', this.res_id);
+            if (! searchParams.has('model') || searchParams.get('model') !== this.model) {
+                searchParams.set('model', this.model);
+                searchParams.delete('action');
+            }
+            return url.split('#')[0] + '#' + searchParams.toString();
         },
         _renderReadonly: function () {
-            var $content = $(
-                '<a href="'+ this._getReference() + '">'
-            ).addClass('open_tab_widget fa fa-eye');
+            var $content = $("<a/>", {
+                "href": this._getReference(),
+                "class": "open_tab_widget fa fa-eye",
+            });
             var self = this;
             $content.tooltip({
                 delay: { show: 1000, hide: 0 },
@@ -42,7 +51,7 @@ odoo.define('web_widget_open_tab.FieldOpenTab', function(require) {
                     });
                 },
             });
-            this.$el.append($content)
+            this.$el.append($content);
         },
         _onClick: function (ev) {
             ev.preventDefault();
diff --git a/web_widget_open_tab/static/src/less/open_tab.less b/web_widget_open_tab/static/src/less/open_tab.less
deleted file mode 100644
index b4bb6fd11..000000000
--- a/web_widget_open_tab/static/src/less/open_tab.less
+++ /dev/null
@@ -1,10 +0,0 @@
-.open_tab_widget {
-    .child {
-        visibility: hidden;
-    }
-    &:hover {
-        .child {
-            visibility: visible;
-        }
-    }
-}
diff --git a/web_widget_open_tab/views/assets.xml b/web_widget_open_tab/templates/assets.xml
similarity index 74%
rename from web_widget_open_tab/views/assets.xml
rename to web_widget_open_tab/templates/assets.xml
index 31ea81804..8f6b9b5a2 100644
--- a/web_widget_open_tab/views/assets.xml
+++ b/web_widget_open_tab/templates/assets.xml
@@ -4,7 +4,6 @@
     <template id="assets_backend" name="tree icon assets" inherit_id="web.assets_backend">
         <xpath expr="." position="inside">
             <script type="text/javascript" src="/web_widget_open_tab/static/src/js/widget.js"/>
-            <link href="/web_widget_open_tab/static/src/less/open_tab.less" rel="stylesheet" type="text/less"/>
         </xpath>
     </template>