diff --git a/CHANGELOG.md b/CHANGELOG.md
index f7302d9..58cbb61 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # @digitalbazaar/ed25519-signature-2018 Changelog
 
+## 4.1.0 - 2024-10-dd
+
+### Changed
+- Update dependencies.
+
 ## 4.0.0 - 2022-10-25
 
 ### Changed
diff --git a/lib/Ed25519Signature2018.js b/lib/Ed25519Signature2018.js
index c1cf100..3d9cc5e 100644
--- a/lib/Ed25519Signature2018.js
+++ b/lib/Ed25519Signature2018.js
@@ -1,15 +1,15 @@
 /*!
- * Copyright (c) 2020-2022 Digital Bazaar, Inc. All rights reserved.
+ * Copyright (c) 2020-2024 Digital Bazaar, Inc. All rights reserved.
  */
 import * as base58btc from 'base58-universal';
-import jsonld from 'jsonld';
-import {JwsLinkedDataSignature} from '@digitalbazaar/jws-linked-data-signature';
 import {
   Ed25519VerificationKey2018
 } from '@digitalbazaar/ed25519-verification-key-2018';
 import {
   Ed25519VerificationKey2020
 } from '@digitalbazaar/ed25519-verification-key-2020';
+import jsonld from 'jsonld';
+import {JwsLinkedDataSignature} from '@digitalbazaar/jws-linked-data-signature';
 
 import ed25519Signature2018SuiteContext from 'ed25519-signature-2018-context';
 import ed25519Signature2020SuiteContext from 'ed25519-signature-2020-context';
diff --git a/package.json b/package.json
index 003eb26..75af729 100644
--- a/package.json
+++ b/package.json
@@ -24,12 +24,12 @@
   ],
   "dependencies": {
     "@digitalbazaar/ed25519-verification-key-2018": "^4.0.0",
-    "@digitalbazaar/ed25519-verification-key-2020": "^4.0.0",
+    "@digitalbazaar/ed25519-verification-key-2020": "^4.2.0",
     "@digitalbazaar/jws-linked-data-signature": "^3.0.0",
     "base58-universal": "^2.0.0",
     "ed25519-signature-2018-context": "^1.1.0",
     "ed25519-signature-2020-context": "^1.1.0",
-    "jsonld": "^8.1.0"
+    "jsonld": "^8.3.2"
   },
   "devDependencies": {
     "c8": "^7.11.3",
@@ -38,16 +38,16 @@
     "cross-env": "^7.0.3",
     "did-context": "^3.1.1",
     "eslint": "^8.17.0",
-    "eslint-config-digitalbazaar": "^3.0.0",
-    "eslint-plugin-jsdoc": "^39.3.2",
-    "eslint-plugin-unicorn": "^42.0.0",
+    "eslint-config-digitalbazaar": "^5.2.0",
+    "eslint-plugin-jsdoc": "^50.4.1",
+    "eslint-plugin-unicorn": "^56.0.0",
     "jsonld-signatures": "^11.0.0",
     "karma": "^6.3.20",
     "karma-chai": "^0.1.0",
     "karma-chrome-launcher": "^3.1.1",
     "karma-mocha": "^2.0.1",
     "karma-mocha-reporter": "^2.2.5",
-    "karma-sourcemap-loader": "^0.3.8",
+    "karma-sourcemap-loader": "^0.4.0",
     "karma-webpack": "^5.0.0",
     "mocha": "^10.0.0",
     "mocha-lcov-reporter": "^1.3.0",
diff --git a/test/Ed25519Signature2018.spec.js b/test/Ed25519Signature2018.spec.js
index 143e573..2c5660e 100644
--- a/test/Ed25519Signature2018.spec.js
+++ b/test/Ed25519Signature2018.spec.js
@@ -1,5 +1,5 @@
 /*!
- * Copyright (c) 2021 Digital Bazaar, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Digital Bazaar, Inc. All rights reserved.
  */
 import chai from 'chai';
 chai.should();
@@ -8,13 +8,11 @@ const {expect} = chai;
 import jsigs from 'jsonld-signatures';
 const {purposes: {AssertionProofPurpose}} = jsigs;
 
-import {Ed25519VerificationKey2018} from
-  '@digitalbazaar/ed25519-verification-key-2018';
+import {credential, mockKeyPair} from './mock-data.js';
 import {Ed25519Signature2018, suiteContext} from '../lib/index.js';
-import {
-  credential, mockKeyPair
-} from './mock-data.js';
 import documentLoader from './documentLoader.js';
+import {Ed25519VerificationKey2018} from
+  '@digitalbazaar/ed25519-verification-key-2018';
 
 /*
 mockPublicKey, controllerDoc
diff --git a/test/documentLoader.js b/test/documentLoader.js
index 1a0529b..73cf4cb 100644
--- a/test/documentLoader.js
+++ b/test/documentLoader.js
@@ -1,12 +1,10 @@
-import didContext from 'did-context';
 import * as ed25519 from 'ed25519-signature-2018-context';
 import * as exampleV1 from './contexts/example-v1.js';
 import * as odrlV1 from './contexts/odrl-v1.js';
-import {
-  mockPublicKey, controllerDoc
-} from './mock-data.js';
+import {controllerDoc, mockPublicKey} from './mock-data.js';
 
 import credentialsContext from 'credentials-context';
+import didContext from 'did-context';
 
 const context = {
   [didContext.constants.DID_CONTEXT_URL]: //