diff --git a/addons/account/models/chart_template.py b/addons/account/models/chart_template.py
index e54c0c926de..38b638cb4c2 100644
--- a/addons/account/models/chart_template.py
+++ b/addons/account/models/chart_template.py
@@ -33,8 +33,7 @@ def migrate_tags_on_taxes(cr, registry):
     tax_template_ids = [x['res_id'] for x in registry['ir.model.data'].read(cr, SUPERUSER_ID, xml_record_ids, ['res_id'])]
     for tax_template in registry['account.tax.template'].browse(cr, SUPERUSER_ID, tax_template_ids):
         tax_id = registry['account.tax'].search(cr, SUPERUSER_ID, [('name', '=', tax_template.name), ('type_tax_use', '=', tax_template.type_tax_use), ('description', '=', tax_template.description)])
-        if len(tax_id) == 1:
-            registry['account.tax'].write(cr, SUPERUSER_ID, tax_id, {'tag_ids': [(6,0,[x.id for x in tax_template.tag_ids])]})
+        registry['account.tax'].write(cr, SUPERUSER_ID, tax_id, {'tag_ids': [(6,0,[x.id for x in tax_template.tag_ids])]})
 
 def preserve_existing_tags_on_taxes(cr, registry, module):
     ''' This is a utility function used to preserve existing previous tags during upgrade of the module.'''