Index: services.module
===================================================================
--- services.module	(revision 1413)
+++ services.module	(working copy)
@@ -518,7 +518,7 @@
   $body = $node->body;
   $node->body = new StdClass();
   $node->body_value = $body;
-  $node->body = check_markup($body, $node->filter, FALSE);
+  $node->body = check_markup($body, $node->format, FALSE);
 
   // loop through and get only requested fields
   if (count($fields) > 0) {