diff --git a/api/middleware.yaml b/api/middleware.yaml
index 960eeb0..2aa6c75 100644
--- a/api/middleware.yaml
+++ b/api/middleware.yaml
@@ -210,6 +210,36 @@ paths:
           description: Invalid request parameters
       security:
       - ApiKey: []
+    patch:
+      tags:
+      - Entities
+      summary: Patch Entity
+      description: Patch entity
+      operationId: patchEntities
+      parameters:
+      - name: id
+        in: query
+        description: Entity id.
+        required: true
+        schema:
+          type: string
+          format: uri
+      requestBody:
+        content:
+          application/json-patch+json:
+            schema:
+              type: array
+              description: "The entity request, containing the actual semantic data."
+              items:
+                $ref: '#/components/schemas/EntityPatchRequest'
+        required: true
+      responses:
+        "200":
+          description: Success
+        "412":
+          description: Invalid request parameters
+      security:
+      - ApiKey: []
   /dataset/batch:
     post:
       tags:
@@ -397,6 +427,25 @@ components:
           description: Whether the entity should be hidden from Linked Data and GraphQL.
           example: true
       description: A request part of a batch.
+    EntityPatchRequest:
+      type: object
+      properties:
+        op:
+          type: string
+          enum:
+          - ADD
+          - REMOVE
+          - REPLACE
+          - MOVE
+          - COPY
+          - TEST
+        path:
+          type: string
+        value:
+          type: array
+          description: A model containing the Structured Data.
+          items:
+            type: object
     AutocompleteResult:
       type: object
       properties:
@@ -444,10 +493,10 @@ components:
         mainType:
           type: string
           description: Schema type slug
-        label:
-          type: string
         value:
           type: string
+        label:
+          type: string
         displayTypes:
           type: string
     AutocompleteResultList: