diff --git a/packaging/npm-bundled/package.json b/packaging/npm-bundled/package.json
index 28dde3bd..fe60ec8b 100644
--- a/packaging/npm-bundled/package.json
+++ b/packaging/npm-bundled/package.json
@@ -2,7 +2,7 @@
   "name": "@evilmartians/lefthook",
   "version": "1.6.18",
   "description": "Simple git hooks manager",
-  "main": "index.js",
+  "main": "bin/index.js",
   "bin": {
     "lefthook": "./bin/index.js"
   },
diff --git a/packaging/npm-installer/package.json b/packaging/npm-installer/package.json
index 4282e6a9..2b423fa6 100644
--- a/packaging/npm-installer/package.json
+++ b/packaging/npm-installer/package.json
@@ -2,7 +2,7 @@
   "name": "@evilmartians/lefthook-installer",
   "version": "1.6.18",
   "description": "Simple git hooks manager",
-  "main": "index.js",
+  "main": "bin/index.js",
   "bin": {
     "lefthook": "./bin/index.js"
   },
diff --git a/packaging/npm/lefthook-darwin-arm64/package.json b/packaging/npm/lefthook-darwin-arm64/package.json
index a542c879..61d305e3 100644
--- a/packaging/npm/lefthook-darwin-arm64/package.json
+++ b/packaging/npm/lefthook-darwin-arm64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-darwin-arm64",
   "version": "1.6.18",
   "description": "The macOS ARM 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-darwin-x64/package.json b/packaging/npm/lefthook-darwin-x64/package.json
index 4326f58c..75e02d94 100644
--- a/packaging/npm/lefthook-darwin-x64/package.json
+++ b/packaging/npm/lefthook-darwin-x64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-darwin-x64",
   "version": "1.6.18",
   "description": "The macOS 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-freebsd-arm64/package.json b/packaging/npm/lefthook-freebsd-arm64/package.json
index 2fb90948..7cbef9e6 100644
--- a/packaging/npm/lefthook-freebsd-arm64/package.json
+++ b/packaging/npm/lefthook-freebsd-arm64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-freebsd-arm64",
   "version": "1.6.18",
   "description": "The FreeBSD ARM 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-freebsd-x64/package.json b/packaging/npm/lefthook-freebsd-x64/package.json
index 1de76b75..d6b3ea19 100644
--- a/packaging/npm/lefthook-freebsd-x64/package.json
+++ b/packaging/npm/lefthook-freebsd-x64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-freebsd-x64",
   "version": "1.6.18",
   "description": "The FreeBSD 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-linux-arm64/package.json b/packaging/npm/lefthook-linux-arm64/package.json
index ce54f941..7ad48b4d 100644
--- a/packaging/npm/lefthook-linux-arm64/package.json
+++ b/packaging/npm/lefthook-linux-arm64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-linux-arm64",
   "version": "1.6.18",
   "description": "The Linux ARM 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-linux-x64/package.json b/packaging/npm/lefthook-linux-x64/package.json
index dbf3e771..e360b4bf 100644
--- a/packaging/npm/lefthook-linux-x64/package.json
+++ b/packaging/npm/lefthook-linux-x64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-linux-x64",
   "version": "1.6.18",
   "description": "The Linux 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-windows-arm64/package.json b/packaging/npm/lefthook-windows-arm64/package.json
index b189ab91..d9cf1f17 100644
--- a/packaging/npm/lefthook-windows-arm64/package.json
+++ b/packaging/npm/lefthook-windows-arm64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-windows-arm64",
   "version": "1.6.18",
   "description": "The Windows ARM 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook-windows-x64/package.json b/packaging/npm/lefthook-windows-x64/package.json
index 0ed12944..ec4c2e2d 100644
--- a/packaging/npm/lefthook-windows-x64/package.json
+++ b/packaging/npm/lefthook-windows-x64/package.json
@@ -2,6 +2,9 @@
   "name": "lefthook-windows-x64",
   "version": "1.6.18",
   "description": "The Windows 64-bit binary for lefthook, git hooks manager.",
+  "bin": {
+    "lefthook": "bin/lefthook"
+  },
   "preferUnplugged": false,
   "repository": "https://github.com/evilmartians/lefthook",
   "license": "MIT",
diff --git a/packaging/npm/lefthook/bin/index.js b/packaging/npm/lefthook/bin/index.js
deleted file mode 100755
index 2e64e83e..00000000
--- a/packaging/npm/lefthook/bin/index.js
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/usr/bin/env node
-
-var spawn = require('child_process').spawn;
-const { getExePath } = require('../get-exe');
-
-var command_args = process.argv.slice(2);
-
-var child = spawn(
-    getExePath(),
-    command_args,
-    { stdio: "inherit" });
-
-child.on('close', function (code) {
-    if (code !== 0) {
-        process.exit(1);
-    }
-});
diff --git a/packaging/npm/lefthook/get-exe.js b/packaging/npm/lefthook/get-exe.js
index c67258ec..ddf8f234 100644
--- a/packaging/npm/lefthook/get-exe.js
+++ b/packaging/npm/lefthook/get-exe.js
@@ -1,20 +1,20 @@
-const path = require("path")
+const path = require("path");
 
 function getExePath() {
   // Detect OS
   // https://nodejs.org/api/process.html#process_process_platform
   let os = process.platform;
-  let extension = '';
-  if (['win32', 'cygwin'].includes(process.platform)) {
-    os = 'windows';
-    extension = '.exe';
+  let extension = "";
+  if (["win32", "cygwin"].includes(process.platform)) {
+    os = "windows";
+    extension = ".exe";
   }
 
   // Detect architecture
   // https://nodejs.org/api/process.html#process_process_arch
   let arch = process.arch;
 
-  return require.resolve(`lefthook-${os}-${arch}/bin/lefthook${extension}`)
+  return require.resolve(`lefthook-${os}-${arch}/bin/lefthook${extension}`);
 }
 
 exports.getExePath = getExePath;
diff --git a/packaging/npm/lefthook/package.json b/packaging/npm/lefthook/package.json
index 3ddc8013..fad43a28 100644
--- a/packaging/npm/lefthook/package.json
+++ b/packaging/npm/lefthook/package.json
@@ -2,11 +2,7 @@
   "name": "lefthook",
   "version": "1.6.18",
   "description": "Simple git hooks manager",
-  "main": "index.js",
   "repository": "https://github.com/evilmartians/lefthook",
-  "bin": {
-    "lefthook": "bin/index.js"
-  },
   "keywords": [
     "git",
     "hook",
diff --git a/packaging/npm/lefthook/postinstall.js b/packaging/npm/lefthook/postinstall.js
index 200e7561..23e01eb8 100644
--- a/packaging/npm/lefthook/postinstall.js
+++ b/packaging/npm/lefthook/postinstall.js
@@ -1,19 +1,21 @@
-const { spawnSync } = require("child_process")
-const { getExePath } = require("./get-exe")
+const { spawnSync } = require("child_process");
+const { getExePath } = require("./get-exe");
 
 function install() {
   if (process.env.CI) {
-    return
+    return;
   }
 
   spawnSync(getExePath(), ["install", "-f"], {
     cwd: process.env.INIT_CWD || process.cwd(),
     stdio: "inherit",
-  })
+  });
 }
 
 try {
-  install()
-} catch(e) {
-  console.warn("'lefthook install' command failed. Try running it manually.\n" + e)
+  install();
+} catch (e) {
+  console.warn(
+    "'lefthook install' command failed. Try running it manually.\n" + e,
+  );
 }