diff --git a/dist/index.js b/dist/index.js
index 5d098bc..ff2b4d9 100644
Binary files a/dist/index.js and b/dist/index.js differ
diff --git a/package.json b/package.json
index 407d4e6..991c379 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,8 @@
   "scripts": {
     "build:bundle": "esbuild src/index.ts --bundle --platform=node --target=node24 --format=cjs --minify --outfile=dist/index.js --loader:.json=json",
     "build": "pnpm run build:bundle",
-    "start": "pnpm run build && sh ./run.sh"
+    "start": "pnpm run build && sh ./run.sh",
+    "update-bootstrap": "node scripts/update-bootstrap.mjs"
   },
   "dependencies": {
     "@actions/cache": "^4.1.0",
diff --git a/scripts/update-bootstrap.mjs b/scripts/update-bootstrap.mjs
new file mode 100644
index 0000000..3163dc6
--- /dev/null
+++ b/scripts/update-bootstrap.mjs
@@ -0,0 +1,47 @@
+#!/usr/bin/env node
+
+// Usage: node scripts/update-bootstrap.mjs [version]
+// If version is omitted, fetches the latest next-11 tag from npm.
+// Regenerates the bootstrap lockfiles used by action-setup to install pnpm via npm.
+
+import { execSync } from 'child_process'
+import { mkdtempSync, rmSync, readFileSync, writeFileSync } from 'fs'
+import { join } from 'path'
+import { tmpdir } from 'os'
+
+const BOOTSTRAP_DIR = new URL('../src/install-pnpm/bootstrap/', import.meta.url).pathname
+
+const version = process.argv[2] || resolveLatestVersion()
+
+console.log(`Updating bootstrap lockfiles to pnpm@${version} ...`)
+
+generateLock('pnpm-lock.json', { pnpm: version }, 'bootstrap-pnpm')
+generateLock('exe-lock.json', { '@pnpm/exe': version }, 'bootstrap-exe')
+
+console.log('Done!')
+
+function resolveLatestVersion() {
+  const json = execSync('npm view @pnpm/exe dist-tags --json', { encoding: 'utf8' })
+  const tags = JSON.parse(json)
+  const version = tags['next-11'] || tags['latest']
+  if (!version) {
+    console.error('Could not determine latest pnpm version from npm dist-tags')
+    process.exit(1)
+  }
+  return version
+}
+
+function generateLock(filename, dependencies, name) {
+  const tmp = mkdtempSync(join(tmpdir(), 'pnpm-bootstrap-'))
+  try {
+    writeFileSync(join(tmp, 'package.json'), JSON.stringify({ private: true, dependencies }))
+    execSync('npm install --package-lock-only --ignore-scripts', { cwd: tmp, stdio: 'pipe' })
+    const lock = readFileSync(join(tmp, 'package-lock.json'), 'utf8')
+    const parsed = JSON.parse(lock)
+    parsed.name = name
+    writeFileSync(join(BOOTSTRAP_DIR, filename), JSON.stringify(parsed, null, 2) + '\n')
+    console.log(`  ${filename} -> ${Object.values(dependencies)[0]}@${version}`)
+  } finally {
+    rmSync(tmp, { recursive: true, force: true })
+  }
+}
diff --git a/src/install-pnpm/bootstrap/exe-lock.json b/src/install-pnpm/bootstrap/exe-lock.json
index beb363f..5232f02 100644
--- a/src/install-pnpm/bootstrap/exe-lock.json
+++ b/src/install-pnpm/bootstrap/exe-lock.json
@@ -5,13 +5,13 @@
   "packages": {
     "": {
       "dependencies": {
-        "@pnpm/exe": "11.0.0-beta.3"
+        "@pnpm/exe": "11.0.0-beta.4-1"
       }
     },
     "node_modules/@pnpm/exe": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/exe/-/exe-11.0.0-beta.3.tgz",
-      "integrity": "sha512-yWNlHHdYmvf4c0MCkCzAa4csJDPdA+7yJCbXBUDXMbUu/0Zv/AxtO77q24MwlnBUC0dWeA+0F/pPmdkR9aTV2A==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/exe/-/exe-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-2VzvynS54qE+Q0LGXzTCFKChq79Yr1xKLTAEkvIcBLoM+puRuI3xyrqtWx47esxhjbQlF0jRUyU8ISbSG92yBQ==",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
@@ -27,18 +27,18 @@
         "url": "https://opencollective.com/pnpm"
       },
       "optionalDependencies": {
-        "@pnpm/linux-arm64": "11.0.0-beta.3",
-        "@pnpm/linux-x64": "11.0.0-beta.3",
-        "@pnpm/macos-arm64": "11.0.0-beta.3",
-        "@pnpm/macos-x64": "11.0.0-beta.3",
-        "@pnpm/win-arm64": "11.0.0-beta.3",
-        "@pnpm/win-x64": "11.0.0-beta.3"
+        "@pnpm/linux-arm64": "11.0.0-beta.4-1",
+        "@pnpm/linux-x64": "11.0.0-beta.4-1",
+        "@pnpm/macos-arm64": "11.0.0-beta.4-1",
+        "@pnpm/macos-x64": "11.0.0-beta.4-1",
+        "@pnpm/win-arm64": "11.0.0-beta.4-1",
+        "@pnpm/win-x64": "11.0.0-beta.4-1"
       }
     },
     "node_modules/@pnpm/linux-arm64": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/linux-arm64/-/linux-arm64-11.0.0-beta.3.tgz",
-      "integrity": "sha512-TF2fyuCY9GggR4kfhjo1hMmgn+rIohenwNoH0tLPM7JlBK7/UAIFt1LI+o999tRwTCEw7gnxHFwtI2vyQuDfNw==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/linux-arm64/-/linux-arm64-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-aPf2hhCwWQQ1vNm3Sxq6BLtqnvv6eZ8iJq/oqJOm2WFzq9l59jbmn0eaUtDOlafjfzkijqg+cj46h0XT2Dqsfw==",
       "cpu": [
         "arm64"
       ],
@@ -52,9 +52,9 @@
       }
     },
     "node_modules/@pnpm/linux-x64": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/linux-x64/-/linux-x64-11.0.0-beta.3.tgz",
-      "integrity": "sha512-7GrLsnSuDH62y486GUTwJdohGIC1ugz9ZJkbKOHgxIAkNGcSTJ1IkkdARtv7/WMmOEwwESDmtpOQ6LmjnpDMSA==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/linux-x64/-/linux-x64-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-1hTcyZSVJWpPNHs3u7RbfbAmZXPBLIZQVt/z1XjcDnzI8S49NGIvir876/gq9jL69ZPoE1a6z+qSe3zUPmw0ng==",
       "cpu": [
         "x64"
       ],
@@ -68,9 +68,9 @@
       }
     },
     "node_modules/@pnpm/macos-arm64": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/macos-arm64/-/macos-arm64-11.0.0-beta.3.tgz",
-      "integrity": "sha512-NQKgI1DURrEiOUzpxL0Mc+yn7DV4tpShqGnjaJLbz8ZCXsX/qhmybebvCG3r+IfSk3P5KID66lcgC/Osiaz0Dg==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/macos-arm64/-/macos-arm64-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-7iJdDfWaRWeoGBvU3gJcxbReYM83IhiWFZPHMSW+ga44W/qTzczYIeGeCorsxQRKBPnw2qK3hh9bevkyX6XOWw==",
       "cpu": [
         "arm64"
       ],
@@ -84,9 +84,9 @@
       }
     },
     "node_modules/@pnpm/macos-x64": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/macos-x64/-/macos-x64-11.0.0-beta.3.tgz",
-      "integrity": "sha512-Ky22KFYHXx8+8WU4KJT9NXVgzFioL2w9pHTQjsqTK70AbxiErscPYhrFIehlCNbXjgs+tGVIy13QNKkiwvmS8w==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/macos-x64/-/macos-x64-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-wREXbc2hrSd6r/dyPYuFIkkFoIbtmke5rlJrcITe65OvIQmSW+Fp3X8PBIYcnx3lJyk4809YlqI184yovUaMZA==",
       "cpu": [
         "x64"
       ],
@@ -100,9 +100,9 @@
       }
     },
     "node_modules/@pnpm/win-arm64": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/win-arm64/-/win-arm64-11.0.0-beta.3.tgz",
-      "integrity": "sha512-7L8TFNDm25m+XYSyhcola3YFd/li6BZzzl56SsyGnZabsvUslMwnDiJad48wOz8IuN7zsrTSGh+X/x6F+GdrFQ==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/win-arm64/-/win-arm64-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-ygHjDdc0h2uCIcBa30Cnd2ciGWFNC0qm2t0w88PYEC/1rmbGCDfqeGtf/8R8THzTVOuw/pOzIDTs6QEhB6aPOg==",
       "cpu": [
         "arm64"
       ],
@@ -116,9 +116,9 @@
       }
     },
     "node_modules/@pnpm/win-x64": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/@pnpm/win-x64/-/win-x64-11.0.0-beta.3.tgz",
-      "integrity": "sha512-Z/6OpMUaIpggXjCtWEhp6kWjiT/2EImhkJAu8AodOORqeNcWouGEq3sO4XU0em6d+pAHmdV0hWMQ2xCUmPVuiA==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/@pnpm/win-x64/-/win-x64-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-//5eHf7Zw4MtgJhlD4VUbemngxMnhwySgZNGu0ngkNBRVjnESE7NoXZZ5kHIdatv6VQpqkCthNZrheaiJedSGw==",
       "cpu": [
         "x64"
       ],
diff --git a/src/install-pnpm/bootstrap/pnpm-lock.json b/src/install-pnpm/bootstrap/pnpm-lock.json
index 0fd63ad..2b5082a 100644
--- a/src/install-pnpm/bootstrap/pnpm-lock.json
+++ b/src/install-pnpm/bootstrap/pnpm-lock.json
@@ -5,13 +5,13 @@
   "packages": {
     "": {
       "dependencies": {
-        "pnpm": "11.0.0-beta.3"
+        "pnpm": "11.0.0-beta.4-1"
       }
     },
     "node_modules/pnpm": {
-      "version": "11.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/pnpm/-/pnpm-11.0.0-beta.3.tgz",
-      "integrity": "sha512-6PrfRjycZV4vRX6ttG9oR6pOgbI2/OcF2QLOzHm35UcRuvtqP4zf3wQfAAPwEbeu1uAbpSg/Q5cL8h32tumy6Q==",
+      "version": "11.0.0-beta.4-1",
+      "resolved": "https://registry.npmjs.org/pnpm/-/pnpm-11.0.0-beta.4-1.tgz",
+      "integrity": "sha512-zkZWSclaXz4NI43dkF0uYx8bGXjoy7T1KNPKjaGt1pQcJVD6foShIVum5dO47t5hpTvDNfPUGUGxXcM/RXRZRQ==",
       "license": "MIT",
       "bin": {
         "pn": "bin/pnpm.mjs",