diff --git a/bin/next-page-bundlesize.js b/bin/next-page-bundlesize.js
index 15b1c46..0d18a27 100755
--- a/bin/next-page-bundlesize.js
+++ b/bin/next-page-bundlesize.js
@@ -1,5 +1,4 @@
 #!/usr/bin/env node
-'use strict'
 
 // eslint-disable-next-line import/no-internal-modules
 const run = require("../pkg/cjs").default
diff --git a/src/index.ts b/src/index.ts
index a5909b5..bfa7d30 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,4 @@
+#!/usr/bin/env node
 import { parse } from "yargs"
 import path from "path"
 import fs from "fs"