diff --git a/src/openapi/customers/SE-customers.yaml b/src/openapi/customers/SE-customers.yaml
index 23325b2..39d29ee 100644
--- a/src/openapi/customers/SE-customers.yaml
+++ b/src/openapi/customers/SE-customers.yaml
@@ -2655,7 +2655,40 @@ paths:
                       "callbackurl": "https://api.integratielaag.nl/customers/tokens/transfer/responsestatus/runtime/webhooks/workflow/scaleUnits/prod-00/workflows/6fd466916c",
                       "retryAfter": 10,
                     }
-  /customers/tokens/transfer/responsestatus/*:
+        "400":
+          description: Bad Request
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/unavailable"
+              examples:
+                Request body validation error:
+                  value:
+                    {
+                      "type": "https://htm.nl/api/v1/probs/validation",
+                      "title": "Validation error",
+                      "detail": "The request body is not valid.",
+                      "instance": "urn:uuid:4017fabc-1b28-11e8-accf-0ed5f89f718b",
+                      "errors":
+                        [
+                          {
+                            "detail": "The old token is required.",
+                            "pointer": "#/oldOvPayToken",
+                          },
+                          {
+                            "detail": "The new token is required.",
+                            "pointer": "#/newOvPayToken",
+                          },
+                        ],
+                    }
+  /customers/tokens/transfer/responsestatus/{clientTrackingId}:
+    parameters:
+        - in: path
+          name: clientTrackingId
+          schema:
+            type: string
+          required: true
+          description: The clientTrackingId of the token transfer request.
     get:
       tags:
         - Token Replace v2