diff --git a/base.js b/base.js
index bb62488c..8bbd58d6 100644
--- a/base.js
+++ b/base.js
@@ -11,6 +11,7 @@ module.exports = {
     sourceType: 'module',
   },
   env: {
+    'es2023': true,
     'shared-node-browser': true,
   },
   rules: {},
@@ -25,6 +26,7 @@ module.exports = {
         '**/*{.,_}{test,spec,stories,bench,fixture}.{js,jsx}', // tests where the extension or filename suffix denotes that it is a test
       ],
       env: {
+        'es2023': true,
         'jest': true,
         'shared-node-browser': true,
       },
diff --git a/index.js b/index.js
index 2f8b52f5..13dd0186 100644
--- a/index.js
+++ b/index.js
@@ -7,6 +7,7 @@ module.exports = {
   ].map(require.resolve),
   env: {
     'browser': true,
+    'es2023': true,
     'shared-node-browser': true,
   },
   rules: {},
diff --git a/script.js b/script.js
index 3f3645a1..1496750a 100644
--- a/script.js
+++ b/script.js
@@ -1,5 +1,6 @@
 module.exports = {
   env: {
+    'es2023': true,
     'node': true,
     'shared-node-browser': false,
   },