diff --git a/elasticsearch/client/__init__.py b/elasticsearch/client/__init__.py
index 94aa9a61..dd9b82d1 100644
--- a/elasticsearch/client/__init__.py
+++ b/elasticsearch/client/__init__.py
@@ -947,7 +947,7 @@ class Elasticsearch(object):
         if scroll_id in SKIP_IN_PATH and body in SKIP_IN_PATH:
             raise ValueError("You need to supply scroll_id or body.")
         elif scroll_id and not body:
-            body = scroll_id
+            body = {'scroll_id':scroll_id}
         elif scroll_id:
             params['scroll_id'] = scroll_id
 
@@ -968,7 +968,7 @@ class Elasticsearch(object):
         if scroll_id in SKIP_IN_PATH and body in SKIP_IN_PATH:
             raise ValueError("You need to supply scroll_id or body.")
         elif scroll_id and not body:
-            body = scroll_id
+            body = {'scroll_id':[scroll_id]}
         elif scroll_id:
             params['scroll_id'] = scroll_id