diff --git a/package-lock.json b/package-lock.json
index cd9d1204b..3f9c4f3ed 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -12333,6 +12478,20 @@
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@@ -14039,6 +14209,12 @@
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@@ -14107,6 +14283,38 @@
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@@ -15658,6 +15866,15 @@
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@@ -16482,6 +16699,15 @@
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@@ -16595,6 +16821,27 @@
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-        "webpack-sources": "1.0.2"
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+          "resolved": "https://registry.npmjs.org/uglify-es/-/uglify-es-3.2.0.tgz",
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@@ -17393,6 +17668,24 @@
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       "integrity": "sha1-/+3ks2slKQaW5uFl1KWe25mOawI="
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+      "resolved": "https://registry.npmjs.org/unique-filename/-/unique-filename-1.1.0.tgz",
+      "integrity": "sha1-0F8v5AMlYIcfMOk8vnNe6iAVFPM=",
+      "dev": true,
+      "requires": {
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+    "unique-slug": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/unique-slug/-/unique-slug-2.0.0.tgz",
+      "integrity": "sha1-22Z258fMBimHj/GWCXx4hVrp9Ks=",
+      "dev": true,
+      "requires": {
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@@ -18245,6 +18538,17 @@
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+          "resolved": "https://registry.npmjs.org/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-0.4.6.tgz",
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@@ -18515,7 +18819,7 @@
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         "sdp": "2.5.0"
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     },
diff --git a/package.json b/package.json
index fe597474f..a57f3ecfa 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "js-md5": "0.6.1",
     "jssha": "2.2.0",
     "jwt-decode": "2.2.0",
-    "lib-jitsi-meet": "github:jitsi/lib-jitsi-meet#365bd886ee9de81f5d9bd731a57e3b75ab0e766f",
+    "lib-jitsi-meet": "github:jitsi/lib-jitsi-meet#079c50cec6016b7e16b7b6ab4861b4445edfbeba",
     "lodash": "4.17.4",
     "nuclear-js": "1.4.0",
     "postis": "2.2.0",
@@ -98,6 +98,7 @@
     "precommit-hook": "3.0.0",
     "string-replace-loader": "1.3.0",
     "style-loader": "0.19.0",
+    "uglifyjs-webpack-plugin": "1.1.1",
     "webpack": "3.8.1",
     "webpack-dev-server": "2.9.4"
   },
diff --git a/webpack.config.js b/webpack.config.js
index 5ac6dba5b..5e24fe605 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,6 +1,7 @@
 /* global __dirname */
 
 const process = require('process');
+const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
 const webpack = require('webpack');
 
 const auiCSS = `${__dirname}/node_modules/@atlassian/aui/dist/aui/css/`;
@@ -35,11 +36,10 @@ if (minimize) {
         }
     }));
     plugins.push(new webpack.optimize.ModuleConcatenationPlugin());
-    plugins.push(new webpack.optimize.UglifyJsPlugin({
-        compress: {
-            warnings: true
-        },
+    plugins.push(new UglifyJsPlugin({
+        cache: true,
         extractComments: true,
+        parallel: true,
         sourceMap: true
     }));
 }