diff --git a/.babelrc b/.babelrc
deleted file mode 100644
index 88172bd..0000000
--- a/.babelrc
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-  "presets": [
-    [
-      "@babel/preset-env",
-      {
-        "useBuiltIns": "entry"
-      }
-    ]
-  ]
-}
\ No newline at end of file
diff --git a/app/index.js b/app/index.js
index cbc763b..a4d4bee 100644
--- a/app/index.js
+++ b/app/index.js
@@ -6,6 +6,11 @@
  * @exports app/index
  *
  */
+import 'core-js/stable';
+import 'regenerator-runtime/runtime';
+import 'core-js/es/symbol';
+
+
 import 'angular/angular-csp.css';
 import 'bootstrap/dist/css/bootstrap.css';
 
@@ -133,16 +138,16 @@
         function($httpProvider) {
           $httpProvider.interceptors.push('apiInterceptor');
           $httpProvider.defaults.headers.common = {
-            'Accept': 'application/json'
+            'Accept': 'application/json; charset=utf-8'
           };
           $httpProvider.defaults.headers.post = {
-            'Content-Type': 'application/json'
+            'Content-Type': 'application/json; charset=utf-8'
           };
           $httpProvider.defaults.headers.put = {
-            'Content-Type': 'application/json'
+            'Content-Type': 'application/json; charset=utf-8'
           };
           $httpProvider.defaults.headers.patch = {
-            'Content-Type': 'application/json'
+            'Content-Type': 'application/json; charset=utf-8'
           };
         }
       ])
diff --git a/package-lock.json b/package-lock.json
index 43aba65..3ff8fd0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1682,6 +1682,12 @@
         "regenerator-runtime": "^0.10.5"
       },
       "dependencies": {
+        "core-js": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+          "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==",
+          "dev": true
+        },
         "regenerator-runtime": {
           "version": "0.10.5",
           "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz",
@@ -1703,6 +1709,14 @@
         "lodash": "^4.17.4",
         "mkdirp": "^0.5.1",
         "source-map-support": "^0.4.15"
+      },
+      "dependencies": {
+        "core-js": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+          "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==",
+          "dev": true
+        }
       }
     },
     "babel-runtime": {
@@ -1713,6 +1727,14 @@
       "requires": {
         "core-js": "^2.4.0",
         "regenerator-runtime": "^0.11.0"
+      },
+      "dependencies": {
+        "core-js": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+          "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==",
+          "dev": true
+        }
       }
     },
     "babel-template": {
@@ -2772,10 +2794,9 @@
       }
     },
     "core-js": {
-      "version": "2.5.7",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.5.7.tgz",
-      "integrity": "sha512-RszJCAxg/PP6uzXVXL6BsxSXx/B05oJAQ2vkJRjyjrEcNVycaqOmNb5OTxZPE3xa5gwZduqza6L9JOCenh/Ecw==",
-      "dev": true
+      "version": "3.1.4",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.1.4.tgz",
+      "integrity": "sha512-YNZN8lt82XIMLnLirj9MhKDFZHalwzzrL9YLt6eb0T5D0EDl4IQ90IGkua8mHbnxNrkj1d8hbdizMc0Qmg1WnQ=="
     },
     "core-js-compat": {
       "version": "3.1.4",
diff --git a/package.json b/package.json
index 0ae4c28..6b68739 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,7 @@
   "files": [
     "dist"
   ],
+  "browserslist": "> 0.25%, not dead",
   "keywords": [
     "node"
   ],
@@ -44,6 +45,7 @@
     "angular-ui-bootstrap": "2.5.6",
     "angular-ui-router": "1.0.22",
     "bootstrap": "4.3.1",
+    "core-js": "3.1.4",
     "ng-toast": "2.0.0",
     "xterm": "3.14.5"
   },
diff --git a/webpack.config.js b/webpack.config.js
index b1c8808..be579cb 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -13,6 +13,10 @@
 var FilterChunkWebpackPlugin = require('filter-chunk-webpack-plugin');
 var MiniCssExtractPlugin = require('mini-css-extract-plugin');
 
+const isPathInside = require('is-path-inside')
+const pkgDir = require('pkg-dir')
+const coreJsDir = pkgDir.sync(require.resolve('core-js'))
+
 module.exports = (env, options) => {
   var isProd = options.mode === 'production';
 
@@ -71,8 +75,13 @@
         // Transpile .js files using babel-loader
         // Compiles ES6 and ES7 into ES5 code
         test: /\.js$/,
-        use: 'babel-loader',
-        exclude: /node_modules/
+        exclude: (input) => isPathInside(input, coreJsDir),
+        use: {
+          loader: 'babel-loader',
+          options: {
+            presets: [['@babel/preset-env', {useBuiltIns: 'entry', corejs: 3}]]
+          }
+        }
       },
       {
         // ASSET LOADER