diff --git a/reference/constraints/CardScheme.rst b/reference/constraints/CardScheme.rst index fe9b27f7c89..35b63aacb02 100644 --- a/reference/constraints/CardScheme.rst +++ b/reference/constraints/CardScheme.rst @@ -91,10 +91,11 @@ Available Options schemes ------- -**type**: ``array`` [:ref:`default option`] +**type**: ``mixed`` [:ref:`default option`] This option is required and represents the name of the number scheme used to -validate the credit card number. Valid values are: +validate the credit card number, it can either be a string or an array. Valid +values are: * ``AMEX`` * ``CHINA_UNIONPAY``