diff --git a/reference/intl/locale/lookup.xml b/reference/intl/locale/lookup.xml
index a0831881c3..7190555238 100644
--- a/reference/intl/locale/lookup.xml
+++ b/reference/intl/locale/lookup.xml
@@ -105,7 +105,7 @@ $arr = array(
     'de',
     'de-De'
 );
-echo locale_lookup($arr, 'de-DE-1996-x-prv1-prv2', false, 'en_US');
+echo locale_lookup($arr, 'de-DE-1996-x-prv1-prv2', true, 'en_US');
 ?>
 ]]>
    </programlisting>
@@ -121,7 +121,7 @@ $arr = array(
     'de',
     'de-De'
 );
-echo Locale::lookup($arr, 'de-DE-1996-x-prv1-prv2', false, 'en_US');
+echo Locale::lookup($arr, 'de-DE-1996-x-prv1-prv2', true, 'en_US');
 ?>
 ]]>
    </programlisting>