diff --git a/oas/api/openapi.yaml b/oas/api/openapi.yaml
index 563dca617..33f05ae9d 100644
--- a/oas/api/openapi.yaml
+++ b/oas/api/openapi.yaml
@@ -39615,9 +39615,9 @@ components:
          a Line Item with this price mode has both `price` and `totalPrice` set externally,
          only `totalPrice` is used to calculate the total price of a Cart.nAll update
          actions that change the quantity of a Line Item with this price mode can set the
-         new price with the `externalTotal` field.nIf the `externalTotal` field is not
-         given in the update actions, the external price is unset and the price mode is
-         set to `Platform`.n"
+         new price with the `externalTotalPrice` field.nIf the `externalTotalPrice` field
+         is not given in the update actions, the external price is unset and the price
+         mode is set to `Platform`.n"
     MethodExternalTaxRateDraft:
       type: "object"
       required: