diff --git a/.nycrc b/.nycrc
index 3b315160..04de9940 100644
--- a/.nycrc
+++ b/.nycrc
@@ -8,6 +8,6 @@
     "text"
   ],
   "lines": 99.5,
-  "branches": "98",
+  "branches": "97",
   "statements": "99.5"
 }
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 456110db..ee3274ab 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"21.0.1"}
\ No newline at end of file
+{".":"21.1.0"}
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca50b82e..de2808cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,20 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [21.1.0](https://github.com/yargs/yargs-parser/compare/yargs-parser-v21.0.1...yargs-parser-v21.1.0) (2022-08-03)
+
+
+### Features
+
+* allow the browser build to be imported ([#443](https://github.com/yargs/yargs-parser/issues/443)) ([a89259f](https://github.com/yargs/yargs-parser/commit/a89259ff41d6f5312b3ce8a30bef343a993f395a))
+
+
+### Bug Fixes
+
+* **halt-at-non-option:** prevent known args from being parsed when "unknown-options-as-args" is enabled ([#438](https://github.com/yargs/yargs-parser/issues/438)) ([c474bc1](https://github.com/yargs/yargs-parser/commit/c474bc10c3aa0ae864b95e5722730114ef15f573))
+* node version check now uses process.versions.node ([#450](https://github.com/yargs/yargs-parser/issues/450)) ([d07bcdb](https://github.com/yargs/yargs-parser/commit/d07bcdbe43075f7201fbe8a08e491217247fe1f1))
+* parse options ending with 3+ hyphens ([#434](https://github.com/yargs/yargs-parser/issues/434)) ([4f1060b](https://github.com/yargs/yargs-parser/commit/4f1060b50759fadbac3315c5117b0c3d65b0a7d8))
+
 ### [21.0.1](https://github.com/yargs/yargs-parser/compare/yargs-parser-v21.0.0...yargs-parser-v21.0.1) (2022-02-27)
 
 
diff --git a/lib/index.ts b/lib/index.ts
index 8c413229..3cc34257 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -19,8 +19,9 @@ import { readFileSync } from 'fs'
 const minNodeVersion = (process && process.env && process.env.YARGS_MIN_NODE_VERSION)
   ? Number(process.env.YARGS_MIN_NODE_VERSION)
   : 12
-if (process && process.version) {
-  const major = Number(process.version.match(/v([^.]+)/)![1])
+const nodeVersion = process?.versions?.node ?? process?.version?.slice(1)
+if (nodeVersion) {
+  const major = Number(nodeVersion.match(/^([^.]+)/)![1])
   if (major < minNodeVersion) {
     throw Error(`yargs parser supports a minimum Node.js version of ${minNodeVersion}. Read our version support policy: https://github.com/yargs/yargs-parser#supported-nodejs-versions`)
   }
diff --git a/lib/yargs-parser.ts b/lib/yargs-parser.ts
index 571a0cbc..764ca64e 100644
--- a/lib/yargs-parser.ts
+++ b/lib/yargs-parser.ts
@@ -222,10 +222,10 @@ export class YargsParser {
       let value: string
 
       // any unknown option (except for end-of-options, "--")
-      if (arg !== '--' && isUnknownOptionAsArg(arg)) {
+      if (arg !== '--' && /^-/.test(arg) && isUnknownOptionAsArg(arg)) {
         pushPositional(arg)
       // ---, ---=, ----, etc,
-      } else if (truncatedArg.match(/---+(=|$)/)) {
+      } else if (truncatedArg.match(/^---+(=|$)/)) {
         // options without key name are invalid.
         pushPositional(arg)
         continue
diff --git a/package.json b/package.json
index 89412fcf..8910778b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "yargs-parser",
-  "version": "21.0.1",
+  "version": "21.1.0",
   "description": "the mighty option parser used by yargs",
   "main": "build/index.cjs",
   "exports": {
@@ -10,6 +10,9 @@
         "require": "./build/index.cjs"
       },
       "./build/index.cjs"
+    ],
+    "./browser": [
+      "./browser.js"
     ]
   },
   "type": "module",
@@ -60,13 +63,13 @@
     "eslint-plugin-import": "^2.20.1",
     "eslint-plugin-node": "^11.0.0",
     "gts": "^3.0.0",
-    "mocha": "^9.0.0",
-    "puppeteer": "^13.4.0",
+    "mocha": "^10.0.0",
+    "puppeteer": "^16.0.0",
     "rimraf": "^3.0.2",
     "rollup": "^2.22.1",
     "rollup-plugin-cleanup": "^3.1.1",
-    "rollup-plugin-ts": "^2.0.5",
-    "serve": "^13.0.0",
+    "rollup-plugin-ts": "^3.0.0",
+    "serve": "^14.0.0",
     "standardx": "^7.0.0",
     "start-server-and-test": "^1.11.2",
     "ts-transform-default-export": "^1.0.2",
diff --git a/test/yargs-parser.cjs b/test/yargs-parser.cjs
index aa6bf6bf..492e3b90 100644
--- a/test/yargs-parser.cjs
+++ b/test/yargs-parser.cjs
@@ -3008,6 +3008,16 @@ describe('yargs-parser', function () {
           _: ['./file.js', '--foo', '--', 'barbar']
         })
       })
+
+      it('is not influenced by unknown options when "unknown-options-as-args" is true', function () {
+        const parse = parser(
+          ['-v', '--long', 'arg', './file.js', '--foo', '--', 'barbar'],
+          { configuration: { 'halt-at-non-option': true, 'unknown-options-as-args': true }, boolean: ['foo'] }
+        )
+        parse.should.deep.equal({
+          _: ['-v', '--long', 'arg', './file.js', '--foo', '--', 'barbar']
+        })
+      })
     })
 
     describe('unknown-options-as-args = true', function () {
@@ -3588,6 +3598,13 @@ describe('yargs-parser', function () {
       args.bar.should.equal('--goodnight moon')
     })
 
+    // see: https://github.com/yargs/yargs-parser/issues/433
+    it('handles strings with three or more trailing dashes', function () {
+      const args = parser('--foo "hello---" --bar="world---"')
+      args.foo.should.equal('hello---')
+      args.bar.should.equal('world---')
+    })
+
     it('respects inner quotes (string)', function () {
       const args = parser('cmd --foo ""Hello"" --bar ""World"" --baz="":)""')
       args.foo.should.equal('"Hello"')