diff --git a/addons/account_asset/account_asset.py b/addons/account_asset/account_asset.py
index 6a1c2af75ef..c7227653133 100644
--- a/addons/account_asset/account_asset.py
+++ b/addons/account_asset/account_asset.py
@@ -400,17 +400,15 @@ class account_asset_depreciation_line(osv.osv):
             move_id = move_obj.create(cr, uid, move_vals, context=context)
             asset_name = line.asset_id.name
             reference = line.name
-            mov_id = move_id
-            amt = amount
             journal_id = line.asset_id.category_id.journal_id.id
             partner_id = line.asset_id.partner_id.id
             move_line_obj.create(cr, uid, {
                 'name': asset_name,
                 'ref': reference,
-                'move_id': mov_id,
+                'move_id': move_id,
                 'account_id': line.asset_id.category_id.account_depreciation_id.id,
                 'debit': 0.0,
-                'credit': amt,
+                'credit': amount,
                 'period_id': period_ids and period_ids[0] or False,
                 'journal_id': journal_id,
                 'partner_id': partner_id,
@@ -421,10 +419,10 @@ class account_asset_depreciation_line(osv.osv):
             move_line_obj.create(cr, uid, {
                 'name': asset_name,
                 'ref': reference,
-                'move_id': mov_id,
+                'move_id': move_id,
                 'account_id': line.asset_id.category_id.account_expense_depreciation_id.id,
                 'credit': 0.0,
-                'debit': amt,
+                'debit': amount,
                 'period_id': period_ids and period_ids[0] or False,
                 'journal_id': journal_id,
                 'partner_id': partner_id,