diff --git a/packages/next/compiled/terser-webpack-plugin/minify.js b/packages/next/compiled/terser-webpack-plugin/minify.js
index d3472b79c7cd8..e03a96a8433f3 100644
--- a/packages/next/compiled/terser-webpack-plugin/minify.js
+++ b/packages/next/compiled/terser-webpack-plugin/minify.js
@@ -2,7 +2,7 @@
 
 const {
   minify: terserMinify
-} = require('terser');
+} = require("next/dist/compiled/terser");
 
 const buildTerserOptions = ({
   ecma,
diff --git a/packages/next/taskfile-ncc.js b/packages/next/taskfile-ncc.js
index e6baf0d98f12b..ebd0a1c51e8d6 100644
--- a/packages/next/taskfile-ncc.js
+++ b/packages/next/taskfile-ncc.js
@@ -19,7 +19,9 @@ module.exports = function (task) {
         let data = assets[key].source
 
         if (
-          join(file.dir, key).endsWith('terser-webpack-plugin/dist/minify.js')
+          join(file.dir, key)
+            .replace(/\\/g, '/')
+            .endsWith('terser-webpack-plugin/dist/minify.js')
         ) {
           data = Buffer.from(
             data