diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php
index 4247351..eaae23f 100644
--- a/system/database/DB_active_rec.php
+++ b/system/database/DB_active_rec.php
@@ -236,7 +236,8 @@
 	{
 		if (strpos($item, '.') !== FALSE)
 		{
-			return end(explode('.', $item));
+			$item = explode('.', $item);
+			return end($item);
 		}
 
 		return $item;