diff --git a/sugar/datastore/datastore.py b/sugar/datastore/datastore.py
index e0b4afad..1fbe6154 100644
--- a/sugar/datastore/datastore.py
+++ b/sugar/datastore/datastore.py
@@ -200,6 +200,9 @@ def delete(object_id):
 
 def find(query, sorting=None, limit=None, offset=None, reply_handler=None,
          error_handler=None):
+
+    query = query.copy()
+
     if sorting:
         query['order_by'] = sorting
     if limit: