diff --git a/lib/Cake/Model/Model.php b/lib/Cake/Model/Model.php
index b79db9347..970b63b12 100644
--- a/lib/Cake/Model/Model.php
+++ b/lib/Cake/Model/Model.php
@@ -1140,7 +1140,9 @@ class Model extends Object implements CakeEventListener {
 				));
 			}
 
-			$this->_schema = null;
+			if ($sources) {
+				$this->_schema = null;
+			}
 		}
 
 		$this->table = $this->useTable = $tableName;