diff --git a/data/browser.mjs b/data/browser.mjs
index e05ec4a..5734e2a 100644
--- a/data/browser.mjs
+++ b/data/browser.mjs
@@ -515,6 +515,7 @@ export default {
 	NodeIterator: false,
 	NodeList: false,
 	Notification: false,
+	NotifyPaintEvent: false,
 	OfflineAudioCompletionEvent: false,
 	OfflineAudioContext: false,
 	offscreenBuffering: false,
diff --git a/data/nodeBuiltin.mjs b/data/nodeBuiltin.mjs
index 65f7b21..0bd7ad4 100644
--- a/data/nodeBuiltin.mjs
+++ b/data/nodeBuiltin.mjs
@@ -32,6 +32,8 @@ export default {
 	MessageChannel: false,
 	MessageEvent: false,
 	MessagePort: false,
+	navigator: false,
+	Navigator: false,
 	performance: false,
 	Performance: false,
 	PerformanceEntry: false,
diff --git a/data/shelljs.mjs b/data/shelljs.mjs
index cac0aea..bf5ad28 100644
--- a/data/shelljs.mjs
+++ b/data/shelljs.mjs
@@ -1,3 +1,6 @@
+// This file is autogenerated by scripts
+// Do NOT modify this file manually
+
 export default {
 	cat: false,
 	cd: false,
@@ -12,6 +15,7 @@ export default {
 	exit: false,
 	find: false,
 	grep: false,
+	head: false,
 	ln: false,
 	ls: false,
 	mkdir: false,
@@ -22,9 +26,12 @@ export default {
 	rm: false,
 	sed: false,
 	set: false,
-	target: false,
+	ShellString: false,
+	sort: false,
+	tail: false,
 	tempdir: false,
 	test: false,
 	touch: false,
+	uniq: false,
 	which: false,
 };
diff --git a/globals.json b/globals.json
index 9351183..8596011 100644
--- a/globals.json
+++ b/globals.json
@@ -879,6 +879,7 @@
 		"NodeIterator": false,
 		"NodeList": false,
 		"Notification": false,
+		"NotifyPaintEvent": false,
 		"OfflineAudioCompletionEvent": false,
 		"OfflineAudioContext": false,
 		"offscreenBuffering": false,
@@ -1752,6 +1753,8 @@
 		"MessageEvent": false,
 		"MessagePort": false,
 		"module": false,
+		"navigator": false,
+		"Navigator": false,
 		"performance": false,
 		"Performance": false,
 		"PerformanceEntry": false,
@@ -1820,6 +1823,8 @@
 		"MessageChannel": false,
 		"MessageEvent": false,
 		"MessagePort": false,
+		"navigator": false,
+		"Navigator": false,
 		"performance": false,
 		"Performance": false,
 		"PerformanceEntry": false,
@@ -2052,6 +2057,7 @@
 		"exit": false,
 		"find": false,
 		"grep": false,
+		"head": false,
 		"ln": false,
 		"ls": false,
 		"mkdir": false,
@@ -2062,10 +2068,13 @@
 		"rm": false,
 		"sed": false,
 		"set": false,
-		"target": false,
+		"ShellString": false,
+		"sort": false,
+		"tail": false,
 		"tempdir": false,
 		"test": false,
 		"touch": false,
+		"uniq": false,
 		"which": false
 	},
 	"prototypejs": {
@@ -2385,6 +2394,8 @@
 		"MessageChannel": false,
 		"MessageEvent": false,
 		"MessagePort": false,
+		"navigator": false,
+		"Navigator": false,
 		"performance": false,
 		"Performance": false,
 		"PerformanceEntry": false,
diff --git a/package.json b/package.json
index 3fe4533..31adcee 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,9 @@
 		"update:builtin": "node scripts/update.mjs --environment=builtin",
 		"update:nodeBuiltin": "node scripts/update.mjs --environment=nodeBuiltin",
 		"update:worker": "node scripts/update.mjs --environment=worker",
+		"update:shelljs": "node scripts/update.mjs --environment=shelljs",
 		"build": "run-s build:data build:types",
+		"build": "run-p \"build:*\"",
 		"build:data": "node scripts/generate-data.mjs",
 		"build:types": "node scripts/generate-types.mjs"
 	},
@@ -49,6 +51,7 @@
 		"npm-run-all2": "^6.1.2",
 		"outdent": "^0.8.0",
 		"puppeteer": "^22.1.0",
+		"shelljs": "^0.8.5",
 		"tsd": "^0.30.4",
 		"type-fest": "^4.10.2",
 		"xo": "^0.57.0"
diff --git a/scripts/get-shelljs-globals.mjs b/scripts/get-shelljs-globals.mjs
new file mode 100644
index 0000000..7644460
--- /dev/null
+++ b/scripts/get-shelljs-globals.mjs
@@ -0,0 +1,6 @@
+import shelljs from 'shelljs';
+
+// https://github.com/shelljs/shelljs/blob/2ff87eff00456ac5f21c67d3bb0699e5bdfa8851/global.js#L4-L6
+export default function getShelljsGlobals() {
+	return Object.fromEntries(Object.keys(shelljs).map(name => [name, false]));
+}
diff --git a/scripts/update.mjs b/scripts/update.mjs
index 4af5bcb..ae60fcd 100644
--- a/scripts/update.mjs
+++ b/scripts/update.mjs
@@ -4,6 +4,7 @@ import {execaCommand} from 'execa';
 import getBuiltinGlobals from './get-builtin-globals.mjs';
 import getNodeBuiltinGlobals from './get-node-builtin-globals.mjs';
 import {getBrowserGlobals, getWebWorkerGlobals} from './get-browser-globals.mjs';
+import getShelljsGlobals from './get-shelljs-globals.mjs';
 import {updateGlobals} from './utilities.mjs';
 
 const ALL_JOBS = [
@@ -23,6 +24,10 @@ const ALL_JOBS = [
 		environment: 'worker',
 		getGlobals: getWebWorkerGlobals,
 	},
+	{
+		environment: 'shelljs',
+		getGlobals: getShelljsGlobals,
+	},
 ];
 
 async function run(options) {