diff --git a/facebook_comments.module b/facebook_comments.module
index 0b9c847..c29b245 100644
--- a/facebook_comments.module
+++ b/facebook_comments.module
@@ -152,6 +152,30 @@ function facebook_comments_admin_applyall(&$form, $form_state) {
 }
 
 /**
+ * Implements hook_field_extra_fields().
+ */
+function facebook_comments_field_extra_fields() {
+  $extra = array();
+
+  $default_types = variable_get('facebook_comments_types', array());
+  foreach (node_type_get_types() as $type) {
+    if (isset($default_types[$type->type])) {
+      $extra['node'][$type->type] = array(
+        'display' => array(
+          'facebook_comments' => array(
+            'label' => t('Facebook comments'),
+            'description' => t('Facebook comments'),
+            'weight' => 1002,
+          ),
+        ),
+      );
+    }
+  }
+
+  return $extra;
+}
+
+/**
  * Implements hook_form_alter().
  *
  * Add the Facebook commenting options for a node.