diff --git a/lib/Cake/Model/Behavior/TreeBehavior.php b/lib/Cake/Model/Behavior/TreeBehavior.php
index bb3d81ba7..af12fe6b6 100644
--- a/lib/Cake/Model/Behavior/TreeBehavior.php
+++ b/lib/Cake/Model/Behavior/TreeBehavior.php
@@ -132,8 +132,8 @@ class TreeBehavior extends ModelBehavior {
 			$depths[$node[$Model->alias][$primaryKey]] = $depth;
 
 			$Model->updateAll(
-				array($settings['level'] => $depth),
-				array($primaryKey => $node[$Model->alias][$primaryKey])
+				array($Model->escapeField($settings['level']) => $depth),
+				array($Model->escapeField($primaryKey) => $node[$Model->alias][$primaryKey])
 			);
 		}
 	}