diff --git a/distro/configuration/globalproperties/i18n-core_demo.xml b/distro/configuration/globalproperties/i18n-core_demo.xml
index 965dd6e07..7648a6971 100644
--- a/distro/configuration/globalproperties/i18n-core_demo.xml
+++ b/distro/configuration/globalproperties/i18n-core_demo.xml
@@ -2,7 +2,7 @@
     <globalProperties>
         <globalProperty>
             <property>locale.allowed.list</property>
-            <value>en, fr</value>
+            <value>en, en_GB, fr</value>
         </globalProperty>
         <globalProperty>
             <property>default_locale</property>