diff --git a/lib/hacks/autofill.js b/lib/hacks/autofill.js
index 93b91e881..a9c49cead 100644
--- a/lib/hacks/autofill.js
+++ b/lib/hacks/autofill.js
@@ -6,11 +6,7 @@ class Autofill extends Selector {
     super(name, prefixes, all)
 
     if (this.prefixes) {
-      this.prefixes = utils.uniq(
-        this.prefixes.map(i => {
-          return '-webkit-'
-        })
-      )
+      this.prefixes = utils.uniq(this.prefixes.map(() => '-webkit-'))
     }
   }
 
diff --git a/lib/hacks/file-selector-button.js b/lib/hacks/file-selector-button.js
index d16476b3e..18ebcead2 100644
--- a/lib/hacks/file-selector-button.js
+++ b/lib/hacks/file-selector-button.js
@@ -6,11 +6,7 @@ class FileSelectorButton extends Selector {
     super(name, prefixes, all)
 
     if (this.prefixes) {
-      this.prefixes = utils.uniq(
-        this.prefixes.map(i => {
-          return '-webkit-'
-        })
-      )
+      this.prefixes = utils.uniq(this.prefixes.map(() => '-webkit-'))
     }
   }
 
diff --git a/package.json b/package.json
index bf23930d2..2303c4407 100644
--- a/package.json
+++ b/package.json
@@ -78,9 +78,6 @@
   "eslintConfig": {
     "extends": "@logux/eslint-config",
     "rules": {
-      "node/no-missing-require": "off",
-      "no-unused-expressions": "off",
-      "no-unused-vars": "off",
       "no-console": "off"
     },
     "overrides": [