diff --git a/src/v2/shop.yaml b/src/v2/shop.yaml
index be20f1f..3161fb4 100644
--- a/src/v2/shop.yaml
+++ b/src/v2/shop.yaml
@@ -1,7 +1,7 @@
 openapi: 3.0.0
 info:
     title: "TyrePro-API, Shop"
-    version: "Version 12"
+    version: "Version 13"
 servers:
     - url: "https://musterreifen.com/api/shop"
       description: "Development server, customers domain"
@@ -549,6 +549,7 @@ paths:
       - $ref: "#/components/parameters/GuidDeliveryType"
       - $ref: "#/components/parameters/GuidBranch"
       - $ref: "#/components/parameters/GuidCalculationProfile"
+      - $ref: "#/components/parameters/GuidShopArticleConfig"
       responses:
         200:
           description: "successful operation"
@@ -590,6 +591,7 @@ paths:
       - $ref: "#/components/parameters/GuidDeliveryType"
       - $ref: "#/components/parameters/GuidBranch"
       - $ref: "#/components/parameters/GuidCalculationProfile"
+      - $ref: "#/components/parameters/GuidShopArticleConfig"
       - name: "SearchTerm2"
         in: "query"
         required: false
@@ -659,6 +661,35 @@ paths:
       security: 
       - SessionScheme: []
 # ArticleDetails
+  /ShopArticleAccessories:
+    get:
+      tags:
+      - "ArticleDetails"
+      parameters:
+      - $ref: "#/components/parameters/GuidOnlineService"
+      - $ref: "#/components/parameters/GuidDeliveryType"
+      - $ref: "#/components/parameters/GuidShopArticle"
+      - $ref: "#/components/parameters/GuidBranch"
+      - $ref: "#/components/parameters/GuidCalculationProfile"
+      - $ref: "#/components/parameters/GuidShopArticleConfig"
+      responses:
+        200:
+          description: "successful operation"
+          headers:
+            Guid-Shop-Article-Config:
+              schema:
+                type: "string"
+              description: "The ShopArticleConfig which was used to build the response. With this unification the configuration is maybe not precise, but you can show the results in a unified form (columns). Currently it's a response header. In the future we will maybe change this as a field in a response object."
+          content:
+            application/json:
+              schema:
+                type: "array"
+                items:
+                  $ref: "#/components/schemas/ShopArticle"
+        default:
+          $ref: "#/components/responses/GenericError"
+      security: 
+      - SessionScheme: []
   /ShopArticleInformations:
     get:
       tags:
@@ -688,9 +719,15 @@ paths:
       - $ref: "#/components/parameters/GuidOnlineService"
       - $ref: "#/components/parameters/GuidDeliveryType"
       - $ref: "#/components/parameters/GuidShopArticle"
+      - $ref: "#/components/parameters/GuidShopArticleConfig"
       responses:
         200:
           description: "successful operation"
+          headers:
+            Guid-Shop-Article-Config:
+              schema:
+                type: "string"
+              description: "The ShopArticleConfig which was used to build the response. With this unification the configuration is maybe not precise, but you can show the results in a unified form (columns). Currently it's a response header. In the future we will maybe change this as a field in a response object."
           content:
             application/json:
               schema:
@@ -2191,6 +2228,14 @@ components:
           type: "string"
           default: null
           example: "ebb89e89-8d25-809e-7814-c53b686ae164"
+      GuidShopArticleConfig:
+        name: "GuidShopArticleConfig"
+        in: "query"
+        required: false
+        schema:
+          type: "string"
+          default: null
+          example: "ebb89e89-8d25-809e-7814-c53b686ae164"
       SearchTerm:
         name: "SearchTerm"
         in: "query"
@@ -2222,7 +2267,6 @@ components:
 
 # MISSING
 # GET /Vehicles
-# GET /Tubes