diff --git a/code/FileSubsites.php b/code/FileSubsites.php
index ae7bc5b..3087685 100755
--- a/code/FileSubsites.php
+++ b/code/FileSubsites.php
@@ -5,7 +5,7 @@
  * @package subsites
  */
 class FileSubsites extends DataObjectDecorator {
-	function extraDBFields() {
+	function extraStatics() {
 		// This is hard-coded to be applied to SiteTree, unfortunately
         if($this->owner->class == 'File') {
 			return array(
diff --git a/code/GroupSubsites.php b/code/GroupSubsites.php
index 89998d9..bb03146 100644
--- a/code/GroupSubsites.php
+++ b/code/GroupSubsites.php
@@ -6,7 +6,7 @@
  */
 class GroupSubsites extends DataObjectDecorator {
 
-	function extraDBFields() {
+	function extraStatics() {
 		// This is hard-coded to be applied to SiteTree, unfortunately
 		if($this->owner->class == 'Group') {
 			return array(
diff --git a/code/SiteTreeSubsites.php b/code/SiteTreeSubsites.php
index df2d1bc..1327c7d 100644
--- a/code/SiteTreeSubsites.php
+++ b/code/SiteTreeSubsites.php
@@ -27,7 +27,7 @@ class SiteTreeSubsites extends DataObjectDecorator {
 	}
 
 	
-	function extraDBFields() {
+	function extraStatics() {
 		// This is hard-coded to be applied to SiteTree, unfortunately
 		if($this->owner->class == 'SiteTree') {
 			return array(