diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab3f4b2..9d3446b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.8.1] - 2024-07-23
+
+- feat: extend contributor roles
+
 ## [1.8.0] - 2024-06-26
 
 - chore: upgrade to Node.js v22
diff --git a/openapi.json b/openapi.json
index 502a1c8..b35d034 100644
--- a/openapi.json
+++ b/openapi.json
@@ -11,7 +11,7 @@
 			"name": "European Union Public License 1.2",
 			"url": "https://spdx.org/licenses/EUPL-1.2.html"
 		},
-		"version": "1.8.0"
+		"version": "1.8.1"
 	},
 	"externalDocs": {
 		"description": "ARD Eventhub Documentation",
@@ -984,7 +984,20 @@
 								"role": {
 									"type": "string",
 									"example": "artist",
-									"enum": ["artist", "author", "composer", "performer"]
+									"enum": [
+										"artist",
+										"author",
+										"composer",
+										"performer",
+										"conductor",
+										"choir",
+										"leader",
+										"ensemble",
+										"orchestra",
+										"soloist",
+										"producer",
+										"engineer"
+									]
 								},
 								"normDb": {
 									"type": "object",
diff --git a/openapi.yaml b/openapi.yaml
index f138270..4edd89e 100644
--- a/openapi.yaml
+++ b/openapi.yaml
@@ -10,7 +10,7 @@ info:
   license:
     name: European Union Public License 1.2
     url: https://spdx.org/licenses/EUPL-1.2.html
-  version: 1.8.0
+  version: 1.8.1
 externalDocs:
   description: ARD Eventhub Documentation
   url: https://swrlab.github.io/ard-eventhub/
@@ -732,6 +732,14 @@ components:
                   - author
                   - composer
                   - performer
+                  - conductor
+                  - choir
+                  - leader
+                  - ensemble
+                  - orchestra
+                  - soloist
+                  - producer
+                  - engineer
               normDb:
                 type: object
                 description: Reference to an entity in ARD's Norm-DB catalog
diff --git a/package.json b/package.json
index 632a233..4dbe041 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "ard-eventhub",
-	"version": "1.8.0",
+	"version": "1.8.1",
 	"description": "ARD system to distribute real-time (live) metadata for primarily radio broadcasts.",
 	"main": "./src/ingest/index.js",
 	"engines": {