diff --git a/includes/iso.inc b/includes/iso.inc
index 38b5d15..808073f 100644
--- a/includes/iso.inc
+++ b/includes/iso.inc
@@ -74,6 +74,7 @@ function _country_get_predefined_list() {
     'CO' => $t('Colombia'),
     'CR' => $t('Costa Rica'),
     'CU' => $t('Cuba'),
+    'CW' => $t('Curaçao'),
     'CV' => $t('Cape Verde'),
     'CX' => $t('Christmas Island'),
     'CY' => $t('Cyprus'),