diff --git a/src/openapi/customers/customers-trips.yaml b/src/openapi/customers/customers-trips.yaml
index ddcf65b..a6f6132 100644
--- a/src/openapi/customers/customers-trips.yaml
+++ b/src/openapi/customers/customers-trips.yaml
@@ -287,6 +287,41 @@ paths:
               summary: passNumber
           schema:
             type: string
+        - name: validatorType
+          in: query
+          required: true
+          description: >-
+            A validatorType IS A string THAT defines the type of the attribute
+            that is needed to verify the authenticity of the request.
+
+
+            Options:
+
+            - **verificationCode**: A validator containing, 4 characters long,
+            which can be found on a CLT-card
+
+            - **amount**: Amount on the bank statement (in cents) 
+          example: verificationcode
+          schema:
+            type: string
+            enum:
+              - verificationcode
+              - amount
+        - name: validatorInput
+          in: query
+          required: true
+          description: >-
+            A validatorInput IS A string THAT defines the value of the specified
+            validatorType.
+          examples:
+            verificationcode:
+              value: 6RS9
+              summary: verificationcode
+            amount:
+              value: '1021'
+              summary: amount
+          schema:
+            type: string
         - name: dateTimeFrom
           in: query
           required: false