diff --git a/Sources/DiscogsService/openapi.yaml b/Sources/DiscogsService/openapi.yaml
index c45862793..cb696ff91 100644
--- a/Sources/DiscogsService/openapi.yaml
+++ b/Sources/DiscogsService/openapi.yaml
@@ -384,6 +384,45 @@ paths:
                 $ref: '#/components/schemas/Master'
         '404':
           $ref: '#/components/responses/NotFound'
+  /masters/{master_id}/versions:
+    get:
+      tags:
+        - Database
+      summary: Get master release versions
+      description: |
+        Retrieves a list of all releases that are versions of the specified master release. 
+        
+        This request supports pagination.
+      operationId: getMasterVersions
+      parameters:
+        - $ref: '#/components/parameters/MasterId'
+        - $ref: '#/components/parameters/Format'
+        - $ref: '#/components/parameters/Label'
+        - $ref: '#/components/parameters/Released'
+        - $ref: '#/components/parameters/Country'
+        - $ref: '#/components/parameters/MasterVersionsSort'
+        - $ref: '#/components/parameters/SortOrder'
+        - $ref: '#/components/parameters/Page'
+        - $ref: '#/components/parameters/PerPage'
+      responses:
+        '200':
+          description: A paginated list of releases belonging to the master.
+          headers:
+            Link:
+              $ref: '#/components/headers/Link'
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  pagination:
+                    $ref: '#/components/schemas/Pagination'
+                  versions:
+                    type: array
+                    items:
+                      $ref: '#/components/schemas/ReleaseVersion'
+        '404':
+          $ref: '#/components/responses/NotFound'
 components:
   schemas:
     Artist:
@@ -984,6 +1023,77 @@ components:
         - name
         - qty
         - descriptions
+    ReleaseVersion:
+      description: A type that represents a version of a release.
+      type: object
+      properties:
+        id:
+          description: An identifier of a release version.
+          type: integer
+          readOnly: true
+        resource_url:
+          description: A URI resource of a release version.
+          type: string
+          format: uri
+          readOnly: true
+        status:
+          description:  A status of a release version.
+          type: string
+        thumb:
+          description: A URL link to a thumbnail of a release version.
+          type: string
+          format: uri
+        format:
+          description: A format of a release version.
+          type: string
+        country:
+          description: A country of a release version, if any.
+          type: string
+        title:
+          description: A title of a release version.
+          type: string
+        label:
+          description: A label of a release version.
+          type: string
+        released:
+          description: A release year of a release version.
+          type: string
+        major_formats:
+          description: A list of formats of a release version.
+          type: array
+          items:
+            type: string
+        catno:
+          description: A category number of a release version, if any.
+          type: string
+        stats:
+          description: A type contains statictics about a release version.
+          type: object
+          properties:
+            community:
+              description: A type that represents the relationship between users and a release version.
+              type: object
+              properties:
+                in_collection:
+                  description: A total number of users that have a release version in their collections.
+                  type: integer
+                in_wantlist:
+                  description: A total number of users that have a release version in their wantlist.
+                  type: integer
+              required:
+                - in_collection
+                - in_wantlist
+      required:
+        - format
+        - id
+        - label
+        - major_formats
+        - released
+        - resource_url
+        - stats
+        - status
+        - thumb
+        - title
     Service:
       description: A type that encapsulates any available information about the service.
       type: object
@@ -1115,6 +1225,37 @@ components:
           - year
           - title
           - format
+    Country:
+      description: A filter by country.
+      name: country
+      in: query
+      schema:
+        type: string    
+    Format:
+      description: A filter by format.
+      name: format
+      in: query
+      schema:
+        type: string
+    MasterVersionsSort:
+      description: A value to sort the master versions by.
+      name: sort
+      in: query
+      schema:
+        type: string
+        enum: 
+          - released
+          - title
+          - format
+          - label
+          - catno
+          - country
+    Label:
+      description: A filter by label.
+      name: label
+      in: query
+      schema:
+        type: string    
     LabelId:
       description: An identifier of a label.
       name: label_id
@@ -1148,6 +1289,12 @@ components:
         type: integer
         minimum: 1
         maximum: 100
+    Released:
+      description: A filter by release year.
+      name: released
+      in: query
+      schema:
+        type: string    
     SortOrder:
       description: The order to sort the results. 
       name: sort_order