diff --git a/addons/website_sale/controllers/main.py b/addons/website_sale/controllers/main.py
index 230b52d6d29..1f1170c2ca9 100644
--- a/addons/website_sale/controllers/main.py
+++ b/addons/website_sale/controllers/main.py
@@ -767,7 +767,7 @@ class website_sale(http.Controller):
                 if tx.acquirer_id.post_msg:
                     message += tx.acquirer_id.post_msg
             elif state == 'error':
-                message = '<p>%s</p>' % _('An error occured during the transaction.')
+                message = '<p>%s</p>' % _('An error occurred during the transaction.')
             validation = tx.acquirer_id.validation
 
         return {