diff --git a/admin/code/LeftAndMain.php b/admin/code/LeftAndMain.php
index e789450cc91..622a69b1692 100644
--- a/admin/code/LeftAndMain.php
+++ b/admin/code/LeftAndMain.php
@@ -753,9 +753,9 @@ public function updatetreenodes($request) {
 			$next = $prev = null;
 
 			$className = $this->stat('tree_class');
-			$next = DataObject::get($className, 'ParentID = '.$record->ParentID.' AND Sort > '.$record->Sort)->first();
+			$next = DataObject::get($className)->filter('ParentID', $record->ParentID)->filter('Sort:GreaterThan', $record->Sort)->first();
 			if (!$next) {
-				$prev = DataObject::get($className, 'ParentID = '.$record->ParentID.' AND Sort < '.$record->Sort)->reverse()->first();
+				$prev = DataObject::get($className)->filter('ParentID', $record->ParentID)->filter('Sort:LessThan', $record->Sort)->reverse()->first();
 			}
 
 			$link = Controller::join_links($recordController->Link("show"), $record->ID);
@@ -1615,4 +1615,4 @@ function setIsCurrent($bool) {
 		return $this;
 	}
 
-}
\ No newline at end of file
+}