diff --git a/api/swagger.yaml b/api/swagger.yaml
index ab3c04a..74b7c49 100644
--- a/api/swagger.yaml
+++ b/api/swagger.yaml
@@ -44,6 +44,28 @@ paths:
                   details:
                     type: object
                     description: Vehicle details
+                    properties:
+                      make:
+                        type: string
+                        description: Vehicle manufacturer
+                      model:
+                        type: string
+                        description: Vehicle model
+                      year:
+                        type: integer
+                        description: Manufacturing year
+                      body:
+                        type: string
+                        description: Vehicle body type
+                      engine:
+                        type: string
+                        description: Engine model
+                      cylinders:
+                        type: string
+                        description: Number of engine cylinders
+                      drive:
+                        type: string
+                        description: Drive type (FWD/RWD/AWD)
         '400':
           description: Invalid VIN or access code
           content: