diff --git a/package.json b/package.json
index 9813ac8..422e03f 100644
--- a/package.json
+++ b/package.json
@@ -50,6 +50,7 @@
 	},
 	"devDependencies": {
 		"@ljharb/eslint-config": "^21.1.0",
+		"@ljharb/tsconfig": "^0.1.1",
 		"@types/call-bind": "^1.0.5",
 		"@types/es-value-fixtures": "^1.4.4",
 		"@types/for-each": "^0.3.3",
diff --git a/tsconfig.json b/tsconfig.json
index fdfa155..6c7451a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,47 +1,7 @@
 {
+	"extends": "@ljharb/tsconfig",
 	"compilerOptions": {
-		/* Visit https://aka.ms/tsconfig.json to read more about this file */
-
-		/* Projects */
-
-		/* Language and Environment */
-		"target": "es2022",																	/* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
-		// "lib": [],																				/* Specify a set of bundled library declaration files that describe the target runtime environment. */
-		// "noLib": true,																		/* Disable including any library files, including the default lib.d.ts. */
-		"useDefineForClassFields": true,										 /* Emit ECMAScript-standard-compliant class fields. */
-		// "moduleDetection": "auto",												/* Control what method is used to detect module-format JS files. */
-
-		/* Modules */
-		"module": "commonjs",																/* Specify what module code is generated. */
-		// "rootDir": "./",																	/* Specify the root folder within your source files. */
-		// "moduleResolution": "node",											 /* Specify how TypeScript looks up a file from a given module specifier. */
-		// "baseUrl": "./",																	/* Specify the base directory to resolve non-relative module names. */
-		// "paths": {},																			/* Specify a set of entries that re-map imports to additional lookup locations. */
-		// "rootDirs": [],																	 /* Allow multiple folders to be treated as one when resolving modules. */
-		// "typeRoots": ["types"],													 /* Specify multiple folders that act like `./node_modules/@types`. */
-		"resolveJsonModule": true,													 /* Enable importing .json files. */
-		// "allowArbitraryExtensions": true,								 /* Enable importing files with any extension, provided a declaration file is present. */
-
-		/* JavaScript Support */
-		"allowJs": true,																		 /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
-		"checkJs": true,																		 /* Enable error reporting in type-checked JavaScript files. */
-		"maxNodeModuleJsDepth": 1,													 /* Specify the maximum folder depth used for checking JavaScript files from `node_modules`. Only applicable with `allowJs`. */
-
-		/* Emit */
-		"declaration": true,																 /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
-		"declarationMap": true,															/* Create sourcemaps for d.ts files. */
-		"noEmit": true,																			/* Disable emitting files from a compilation. */
-
-		/* Interop Constraints */
-		"allowSyntheticDefaultImports": true,								/* Allow `import x from y` when a module doesn't have a default export. */
-		"esModuleInterop": true,														 /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */
-		"forceConsistentCasingInFileNames": true,						/* Ensure that casing is correct in imports. */
-
-		/* Type Checking */
-		"strict": true,																			/* Enable all strict type-checking options. */
-
-		/* Completeness */
-		// "skipLibCheck": true															/* Skip type checking all .d.ts files. */
+		"target": "es2021",																	/* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
 	},
 	"exclude": [
 		"coverage",