diff --git a/addons/account/wizard/account_automatic_reconcile.py b/addons/account/wizard/account_automatic_reconcile.py
index efce4bc4da4..f94082445da 100644
--- a/addons/account/wizard/account_automatic_reconcile.py
+++ b/addons/account/wizard/account_automatic_reconcile.py
@@ -200,7 +200,8 @@ class account_automatic_reconcile(osv.osv_memory):
                     "AND partner_id=%s " \
                     "AND reconcile_id IS NULL " \
                     "AND state <> 'draft' " \
-                    "AND debit > 0",
+                    "AND debit > 0 " \
+                    "ORDER BY date_maturity",
                     (account_id, partner_id))
                 debits = cr.fetchall()
 
@@ -212,7 +213,8 @@ class account_automatic_reconcile(osv.osv_memory):
                     "AND partner_id=%s " \
                     "AND reconcile_id IS NULL " \
                     "AND state <> 'draft' " \
-                    "AND credit > 0",
+                    "AND credit > 0 " \
+                    "ORDER BY date_maturity",
                     (account_id, partner_id))
                 credits = cr.fetchall()