diff --git a/addons/account/account_move_line.py b/addons/account/account_move_line.py
index b10ced65e88..176b1d2a8fb 100644
--- a/addons/account/account_move_line.py
+++ b/addons/account/account_move_line.py
@@ -32,11 +32,13 @@ class account_move_line(osv.osv):
     _name = "account.move.line"
     _description = "Journal Items"
 
-    def _query_get(self, cr, uid, obj='l', context={}):
+    def _query_get(self, cr, uid, obj='l', context=None):
         fiscalyear_obj = self.pool.get('account.fiscalyear')
         fiscalperiod_obj = self.pool.get('account.period')
         fiscalyear_ids = []
         fiscalperiod_ids = []
+        if context is None:
+            context = {}
         initial_bal = context.get('initial_bal', False)
         company_clause = ""
         if context.get('company_id', False):
@@ -58,7 +60,7 @@ class account_move_line(osv.osv):
 
         if context.get('date_from', False) and context.get('date_to', False):
             if initial_bal:
-                where_move_lines_by_date = " AND " +obj+".move_id in ( select id from account_move  where date < '"+context['date_from']+"')"
+                where_move_lines_by_date = " OR " +obj+".move_id in ( select id from account_move  where date < '"+context['date_from']+"')"
             else:
                 where_move_lines_by_date = " AND " +obj+".move_id in ( select id from account_move  where date >= '" +context['date_from']+"' AND date <= '"+context['date_to']+"')"
 
@@ -88,7 +90,7 @@ class account_move_line(osv.osv):
                 ids = ','.join([str(x) for x in context['periods']])
                 query = obj+".state<>'draft' AND "+obj+".period_id in (SELECT id from account_period WHERE fiscalyear_id in (%s) AND id in (%s)) %s %s" % (fiscalyear_clause, ids, where_move_state, where_move_lines_by_date)
         else:
-            query = obj+".state<>'draft' AND "+obj+".period_id in (SELECT id from account_period WHERE fiscalyear_id in (%s) %s %s)" % (fiscalyear_clause,where_move_state,where_move_lines_by_date)
+            query = obj+".state<>'draft' AND "+obj+".period_id in (SELECT id from account_period WHERE fiscalyear_id in (%s) %s %s)" % (fiscalyear_clause, where_move_state, where_move_lines_by_date)
 
         if context.get('journal_ids', False):
             query += ' AND '+obj+'.journal_id in (%s)' % ','.join(map(str, context['journal_ids']))