diff --git a/base_external_dbsource/demo/base_external_dbsource.xml b/base_external_dbsource/demo/base_external_dbsource.xml
index 82abd66c..6ae471ad 100644
--- a/base_external_dbsource/demo/base_external_dbsource.xml
+++ b/base_external_dbsource/demo/base_external_dbsource.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0"?>
+<?xml version="1.0" ?>
 <odoo>
     <record model="base.external.dbsource" id="demo_postgre">
         <field name="name">PostgreSQL local</field>
diff --git a/base_external_dbsource/views/base_external_dbsource.xml b/base_external_dbsource/views/base_external_dbsource.xml
index 00539e77..bad90c02 100644
--- a/base_external_dbsource/views/base_external_dbsource.xml
+++ b/base_external_dbsource/views/base_external_dbsource.xml
@@ -1,55 +1,64 @@
-<?xml version="1.0"?>
+<?xml version="1.0" ?>
 <odoo>
     <!-- DBSource -->
-
-        <record model="ir.ui.view" id="view_dbsource_tree">
-            <field name="name">base.external.dbsource.tree</field>
-            <field name="model">base.external.dbsource</field>
-            <field name="type">tree</field>
-            <field name="arch" type="xml">
-                <tree string="External DB Sources">
-                    <field name="name"/>
-                    <field name="connector"/>
-                    <field name="conn_string"/>
-                </tree>
-            </field>
-        </record>
-
-        <record model="ir.ui.view" id="view_dbsource_form">
-            <field name="name">base.external.dbsource.form</field>
-            <field name="model">base.external.dbsource</field>
-            <field name="arch" type="xml">
-                <form string="External DB Source">
-                    <sheet>
+    <record model="ir.ui.view" id="view_dbsource_tree">
+        <field name="name">base.external.dbsource.tree</field>
+        <field name="model">base.external.dbsource</field>
+        <field name="type">tree</field>
+        <field name="arch" type="xml">
+            <tree string="External DB Sources">
+                <field name="name" />
+                <field name="connector" />
+                <field name="conn_string" />
+            </tree>
+        </field>
+    </record>
+    <record model="ir.ui.view" id="view_dbsource_form">
+        <field name="name">base.external.dbsource.form</field>
+        <field name="model">base.external.dbsource</field>
+        <field name="arch" type="xml">
+            <form string="External DB Source">
+                <sheet>
+                    <group>
                         <group>
-                            <group>
-                                <field name="name"/>
-                            </group>
-                            <group>
-                                <field name="password" password="True"/>
-                            </group>
+                            <field name="name" />
                         </group>
-                        <group col="1">
-                            <group>
-                                <field name="connector"/>
-                            </group>
-                            <group string="Connection string" col="1">
-                                <field name="conn_string" nolabel="1"
-                                       placeholder="Please check the tooltip for connection string examples"/>
-                                <button name="connection_test" string="Test Connection" type="object" icon="fa-refresh"/>
-                            </group>
+                        <group>
+                            <field name="password" password="True" />
                         </group>
-                    </sheet>
-                </form>
-            </field>
-        </record>
-
-        <record model="ir.actions.act_window" id="action_dbsource">
-            <field name="name">External Database Sources</field>
-            <field name="res_model">base.external.dbsource</field>
-            <field name="view_mode">tree,form</field>
-            <field name="view_id" ref="view_dbsource_tree"/>
-        </record>
-
-        <menuitem name="Database Sources" id="menu_dbsource" parent="base.next_id_9" action="action_dbsource"/>
+                    </group>
+                    <group col="1">
+                        <group>
+                            <field name="connector" />
+                        </group>
+                        <group string="Connection string" col="1">
+                            <field
+                                name="conn_string"
+                                nolabel="1"
+                                placeholder="Please check the tooltip for connection string examples"
+                            />
+                            <button
+                                name="connection_test"
+                                string="Test Connection"
+                                type="object"
+                                icon="fa-refresh"
+                            />
+                        </group>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+    <record model="ir.actions.act_window" id="action_dbsource">
+        <field name="name">External Database Sources</field>
+        <field name="res_model">base.external.dbsource</field>
+        <field name="view_mode">tree,form</field>
+        <field name="view_id" ref="view_dbsource_tree" />
+    </record>
+    <menuitem
+        name="Database Sources"
+        id="menu_dbsource"
+        parent="base.next_id_9"
+        action="action_dbsource"
+    />
 </odoo>