diff --git a/.webpack/js.js b/.webpack/js.js
index dea0d877..a3ef66ba 100644
--- a/.webpack/js.js
+++ b/.webpack/js.js
@@ -119,9 +119,7 @@ function externals(context, request, fn) {
     if (!isDev)
         return fn();
     
-    const list = [
-        'es6-promise',
-    ];
+    const list = [];
     
     if (list.includes(request))
         return fn(null, request);
diff --git a/client/cloudcmd.js b/client/cloudcmd.js
index 49a81d50..667d3f55 100644
--- a/client/cloudcmd.js
+++ b/client/cloudcmd.js
@@ -20,7 +20,6 @@ const {
 window.Emitify = require('emitify/legacy');
 
 module.exports = window.CloudCmd = (config) => {
-    window.Promise = window.Promise || require('es6-promise');
     window.Util = require('../common/util');
     window.CloudFunc = require('../common/cloudfunc');
     
diff --git a/package.json b/package.json
index adc1fa76..959878b7 100644
--- a/package.json
+++ b/package.json
@@ -156,7 +156,6 @@
     "css-loader": "^2.0.1",
     "domtokenlist-shim": "^1.2.0",
     "emitify": "^3.0.2",
-    "es6-promise": "^4.0.5",
     "eslint": "^6.0.0-alpha",
     "eslint-plugin-node": "^9.0.1",
     "eslint-plugin-putout": "^1.0.1",