diff --git a/addons/l10n_es/demo/demo_company.xml b/addons/l10n_es/demo/demo_company.xml
index f5f2abc5d37..fdb8cd2ad21 100644
--- a/addons/l10n_es/demo/demo_company.xml
+++ b/addons/l10n_es/demo/demo_company.xml
@@ -7,7 +7,7 @@
         <field name="city">Candasnos</field>
         <field name="country_id" ref="base.es"/>
         <field name="state_id" ref="base.state_es_z"/>
-        <field name="zip"/>
+        <field name="zip">22591</field>
         <field name="phone">+34 612 34 56 78</field>
         <field name="email">info@company.esexample.com</field>
         <field name="website">www.esexample.com</field>