diff --git a/config/plugins.js b/config/plugins.js
index 4870641a..ea9ffd70 100644
--- a/config/plugins.js
+++ b/config/plugins.js
@@ -186,20 +186,18 @@ module.exports = {
 		'promise/prefer-await-to-then': 'error',
 		'import/default': 'error',
 		'import/export': 'error',
-
-		// Disabled as we use `node/file-extension-in-import` instead as it has an auto-fix.
-		// 'import/extensions': [
-		// 	'error',
-		// 	'always',
-		// 	{
-		// 		ignorePackages: true,
-		// 		// TypeScript doesn't yet support using extensions and fails with error TS2691.
-		// 		pattern: {
-		// 			ts: 'never',
-		// 			tsx: 'never'
-		// 		}
-		// 	}
-		// ],
+		'import/extensions': [
+			'error',
+			'always',
+			{
+				ignorePackages: true,
+				// TypeScript doesn't yet support using extensions and fails with error TS2691.
+				pattern: {
+					ts: 'never',
+					tsx: 'never'
+				}
+			}
+		],
 
 		// Disabled as it causes problems with TypeScript when you use mixed ESM and CommonJS.
 		// TODO: Enable again when I target only ESM.
@@ -283,6 +281,8 @@ module.exports = {
 		// 'node/no-missing-require': 'error',
 
 		'node/no-unpublished-bin': 'error',
+
+		// We have this enabled in addition to `import/extensions` as this one has an auto-fix.
 		'node/file-extension-in-import': [
 			'error',
 			'always',