diff --git a/types/swagger-express-middleware/PetStore.yaml b/types/swagger-express-middleware/PetStore.yaml
deleted file mode 100644
index ae4f16b3b1..0000000000
--- a/types/swagger-express-middleware/PetStore.yaml
+++ /dev/null
@@ -1,45 +0,0 @@
-swagger: '2.0'
-info:
-  version: 1.0.0
-  title: Swagger Petstore
-  description: A sample API that uses a petstore as an example to demonstrate features in the swagger-2.0 specification
-  termsOfService: 'http://swagger.io/terms/'
-  contact:
-    name: Swagger API Team
-  license:
-    name: MIT
-host: petstore.swagger.io
-basePath: /api
-schemes:
-  - http
-consumes:
-  - application/json
-produces:
-  - application/json
-paths:
-  /pets:
-    get:
-      description: Returns all pets from the system that the user has access to
-      produces:
-        - application/json
-      responses:
-        '200':
-          description: A list of pets.
-          schema:
-            type: array
-            items:
-              $ref: '#/definitions/Pet'
-definitions:
-  Pet:
-    type: object
-    required:
-      - id
-      - name
-    properties:
-      id:
-        type: integer
-        format: int64
-      name:
-        type: string
-      tag:
-        type: string