diff --git a/docs/api/apiv3/components/schemas/list_available_parent_project_candidates_model.yml b/docs/api/apiv3/components/schemas/list_available_parent_project_candidates_model.yml
index 587af2d26189..78f0462c5394 100644
--- a/docs/api/apiv3/components/schemas/list_available_parent_project_candidates_model.yml
+++ b/docs/api/apiv3/components/schemas/list_available_parent_project_candidates_model.yml
@@ -1,80 +1,32 @@
 # Schema: List_available_parent_project_candidatesModel
 ---
-type: object
-example:
-  _links:
-    self:
-      href: "/api/v3/projects/available_parent_projects?of=123"
-  _type: Collection
-  total: 2
-  count: 2
-  _embedded:
-    elements:
-    - _type: Project
+allOf:
+  - $ref: ./collection_model.yml
+  - type: object
+    required:
+      - _links
+      - _embedded
+    properties:
       _links:
-        self:
-          href: "/api/v3/projects/6"
-          title: A project
-        createWorkPackage:
-          href: "/api/v3/projects/6/work_packages/form"
-          method: post
-        createWorkPackageImmediate:
-          href: "/api/v3/projects/6/work_packages"
-          method: post
-        categories:
-          href: "/api/v3/projects/6/categories"
-        versions:
-          href: "/api/v3/projects/6/versions"
-        status:
-          href: "/api/v3/project_statuses/on_track"
-          title: On track
-      id: 6
-      identifier: a_project
-      name: A project
-      active: true
-      statusExplanation:
-        format: markdown
-        raw: Everything **fine**
-        html: "<p>Everything <strong>fine</strong></p>"
-      public: false
-      description:
-        format: markdown
-        raw: Lorem **ipsum** dolor sit amet
-        html: "<p>Lorem <strong>ipsum</strong> dolor sit amet</p>"
-      createdAt: '2015-07-06T13:28:14+00:00'
-      updatedAt: '2015-10-01T09:55:02+00:00'
-      type: Customer Project
-    - _type: Project
-      _links:
-        self:
-          href: "/api/v3/projects/14"
-          title: Another project
-        createWorkPackage:
-          href: "/api/v3/projects/14/work_packages/form"
-          method: post
-        createWorkPackageImmediate:
-          href: "/api/v3/projects/14/work_packages"
-          method: post
-        categories:
-          href: "/api/v3/projects/14/categories"
-        versions:
-          href: "/api/v3/projects/14/versions"
-        status:
-          href: "/api/v3/project_statuses/on_track"
-          title: On track
-      id: 14
-      identifier: another_project
-      name: Another project
-      active: true
-      statusExplanation:
-        format: markdown
-        raw: Everything super **fine**
-        html: "<p>Everything super <strong>fine</strong></p>"
-      public: true
-      description:
-        format: markdown
-        raw: ''
-        html: ''
-      createdAt: '2016-02-29T12:50:20+00:00'
-      updatedAt: '2016-02-29T12:50:20+00:00'
-      type: 
+        type: object
+        required:
+          - self
+        properties:
+          self:
+            allOf:
+              - "$ref": ./link.yml
+              - description: |-
+                  The project collection
+
+                  **Resource**: ProjectCollection
+                readOnly: true
+      _embedded:
+        type: object
+        properties:
+          elements:
+            type: array
+            readOnly: true
+            items:
+              allOf:
+                - "$ref": ./project_model.yml
+                - description: Collection of projects