diff --git a/modules/commons/commons_groups/commons_groups.features.field_instance.inc b/modules/commons/commons_groups/commons_groups.features.field_instance.inc
index 54ac033..1fbfce3 100644
--- a/modules/commons/commons_groups/commons_groups.features.field_instance.inc
+++ b/modules/commons/commons_groups/commons_groups.features.field_instance.inc
@@ -88,7 +88,7 @@ function commons_groups_field_definition_group(&$field_instances, $entity_type,
       ),
     ),
     'deleted' => '0',
-    'description' => t("These privacy settings will not change the visibility of content that has already posted into this group. It takes effect only for content created after the group is saved with new privacy settings."),
+    'description' => t("In order for content within a group to be hidden, the Organic groups access control module must be enabled and permissions must be rebuilt. In addition, these privacy settings will not change the visibility of content that has already posted into this group. It takes effect only for content created after the group is saved with new privacy settings."),
     'display' => array(
       'default' => array(
         'label' => 'above',