diff --git a/lib/index.js b/lib/index.js
index 39331a6..4c3a27d 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,9 +1,9 @@
 "use strict"
 
-const pkg = require("../package.json")
-const esmConfig = require("./configs/recommended-module")
-const cjsConfig = require("./configs/recommended-script")
-const recommendedConfig = require("./configs/recommended")
+import { name, version } from "../package.json"
+import esmConfig from "./configs/recommended-module"
+import cjsConfig from "./configs/recommended-script"
+import recommendedConfig from "./configs/recommended"
 
 const rules = {
     "callback-return": require("./rules/callback-return"),
@@ -52,8 +52,8 @@ const rules = {
 
 const mod = {
     meta: {
-        name: pkg.name,
-        version: pkg.version,
+        name,
+        version,
     },
     rules,
 }
diff --git a/tests/fixtures/no-extraneous/dependencies/node_modules/@bbb/aaa.js b/tests/fixtures/no-extraneous/dependencies/node_modules/@bbb/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/dependencies/node_modules/aaa.js b/tests/fixtures/no-extraneous/dependencies/node_modules/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/dependencies/node_modules/bbb/index.js b/tests/fixtures/no-extraneous/dependencies/node_modules/bbb/index.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/dependencies/node_modules/bbb/package.json b/tests/fixtures/no-extraneous/dependencies/node_modules/bbb/package.json
deleted file mode 100644
index b7d25e2..0000000
--- a/tests/fixtures/no-extraneous/dependencies/node_modules/bbb/package.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "name": "bbb",
-  "main": "index.js"
-}
\ No newline at end of file
diff --git a/tests/fixtures/no-extraneous/devDependencies/node_modules/@bbb/aaa.js b/tests/fixtures/no-extraneous/devDependencies/node_modules/@bbb/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/devDependencies/node_modules/aaa.js b/tests/fixtures/no-extraneous/devDependencies/node_modules/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/devDependencies/node_modules/bbb/index.js b/tests/fixtures/no-extraneous/devDependencies/node_modules/bbb/index.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/devDependencies/node_modules/bbb/package.json b/tests/fixtures/no-extraneous/devDependencies/node_modules/bbb/package.json
deleted file mode 100644
index b7d25e2..0000000
--- a/tests/fixtures/no-extraneous/devDependencies/node_modules/bbb/package.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "name": "bbb",
-  "main": "index.js"
-}
\ No newline at end of file
diff --git a/tests/fixtures/no-extraneous/noDependencies/node_modules/@bbb/aaa.js b/tests/fixtures/no-extraneous/noDependencies/node_modules/@bbb/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/noDependencies/node_modules/aaa.js b/tests/fixtures/no-extraneous/noDependencies/node_modules/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/noDependencies/node_modules/bbb.js b/tests/fixtures/no-extraneous/noDependencies/node_modules/bbb.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/optionalDependencies/node_modules/@bbb/aaa.js b/tests/fixtures/no-extraneous/optionalDependencies/node_modules/@bbb/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/optionalDependencies/node_modules/aaa.js b/tests/fixtures/no-extraneous/optionalDependencies/node_modules/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/optionalDependencies/node_modules/bbb/index.js b/tests/fixtures/no-extraneous/optionalDependencies/node_modules/bbb/index.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/optionalDependencies/node_modules/bbb/package.json b/tests/fixtures/no-extraneous/optionalDependencies/node_modules/bbb/package.json
deleted file mode 100644
index b7d25e2..0000000
--- a/tests/fixtures/no-extraneous/optionalDependencies/node_modules/bbb/package.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "name": "bbb",
-  "main": "index.js"
-}
\ No newline at end of file
diff --git a/tests/fixtures/no-extraneous/peerDependencies/node_modules/@bbb/aaa.js b/tests/fixtures/no-extraneous/peerDependencies/node_modules/@bbb/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/peerDependencies/node_modules/aaa.js b/tests/fixtures/no-extraneous/peerDependencies/node_modules/aaa.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/peerDependencies/node_modules/bbb/index.js b/tests/fixtures/no-extraneous/peerDependencies/node_modules/bbb/index.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-extraneous/peerDependencies/node_modules/bbb/package.json b/tests/fixtures/no-extraneous/peerDependencies/node_modules/bbb/package.json
deleted file mode 100644
index b7d25e2..0000000
--- a/tests/fixtures/no-extraneous/peerDependencies/node_modules/bbb/package.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "name": "bbb",
-  "main": "index.js"
-}
\ No newline at end of file
diff --git a/tests/fixtures/no-hide-core-modules/indirect-thirdparty/node_modules/util/index.js b/tests/fixtures/no-hide-core-modules/indirect-thirdparty/node_modules/util/index.js
deleted file mode 100644
index e69de29..0000000
diff --git a/tests/fixtures/no-hide-core-modules/thirdparty/node_modules/util/index.js b/tests/fixtures/no-hide-core-modules/thirdparty/node_modules/util/index.js
deleted file mode 100644
index e69de29..0000000