diff --git a/erpnext/patches/april_2012/repost_stock_for_posting_time.py b/erpnext/patches/april_2012/repost_stock_for_posting_time.py
index 258a622..095449a 100644
--- a/erpnext/patches/april_2012/repost_stock_for_posting_time.py
+++ b/erpnext/patches/april_2012/repost_stock_for_posting_time.py
@@ -2,8 +2,8 @@
 	import webnotes
 	from webnotes.model.code import get_obj
 
-	bins = sql("select distinct t2.name from `tabStock Ledger Entry` t1, tabBin t2 where t1.posting_time > '00:00:00' and t1.posting_time < '00:01:00' and t1.item_code = t2.item_code and t1.warehouse = t2.warehouse")
-	sql("update `tabStock Ledger Entry` set posting_time = '00:00:00' where posting_time > '00:00:00' and posting_time < '00:01:00'")
+	bins = webnotes.conn.sql("select distinct t2.name from `tabStock Ledger Entry` t1, tabBin t2 where t1.posting_time > '00:00:00' and t1.posting_time < '00:01:00' and t1.item_code = t2.item_code and t1.warehouse = t2.warehouse")
+	webnotes.conn.sql("update `tabStock Ledger Entry` set posting_time = '00:00:00' where posting_time > '00:00:00' and posting_time < '00:01:00'")
 
 	for d in bins:
 		get_obj('Bin', d[0]).update_entries_after(posting_date = '2000-01-01', posting_time = '12:01')