diff --git a/sql/item_subselect.cc b/sql/item_subselect.cc
index ecf1efeaa9d..c9c625db083 100644
--- a/sql/item_subselect.cc
+++ b/sql/item_subselect.cc
@@ -1,4 +1,4 @@
-/* Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
+/* Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -1094,6 +1094,9 @@ Item_in_subselect::single_value_transformer(JOIN *join,
     }
     thd->lex->current_select= current;
 
+    /* We will refer to upper level cache array => we have to save it for SP */
+    optimizer->keep_top_level_cache();
+
     /*
       As far as  Item_ref_in_optimizer do not substitute itself on fix_fields
       we can use same item for all selects.