diff --git a/esbuild.config.mjs b/esbuild.config.mjs
index 1c74a14..1f86f92 100644
--- a/esbuild.config.mjs
+++ b/esbuild.config.mjs
@@ -33,7 +33,7 @@ const context = await esbuild.context({
 		"@lezer/lr",
 		...builtinModules],
 	format: "cjs",
-	target: "es2018",
+	target: "es2022",
 	logLevel: "info",
 	sourcemap: prod ? false : "inline",
 	treeShaking: true,
diff --git a/tsconfig.json b/tsconfig.json
index 222535d..ae49fac 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,7 +4,7 @@
 		"inlineSourceMap": true,
 		"inlineSources": true,
 		"module": "ESNext",
-		"target": "ES6",
+		"target": "ES2022",
 		"allowJs": true,
 		"noImplicitAny": true,
 		"noImplicitThis": true,
@@ -19,9 +19,7 @@
 		"useUnknownInCatchVariables": true,
 		"lib": [
 			"DOM",
-			"ES5",
-			"ES6",
-			"ES7"
+			"ES2022"
 		]
 	},
 	"include": [