diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3125b086c..c234bc0d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [3.4.2](https://github.com/socketio/engine.io/compare/3.4.1...3.4.2) (2020-06-04)
+
+
+### Bug Fixes
+
+* remove explicit require of uws ([85e544a](https://github.com/socketio/engine.io/commit/85e544afd95a5890761a613263a5eba0c9a18a93))
+
+
+
 ## [3.4.1](https://github.com/socketio/engine.io/compare/3.4.0...3.4.1) (2020-04-17)
 
 
diff --git a/lib/server.js b/lib/server.js
index 3fbee3e07..6d998e8fb 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -102,12 +102,8 @@ Server.prototype.init = function () {
 
   if (this.ws) this.ws.close();
 
-  var wsModule;
-  switch (this.wsEngine) {
-    case 'uws': wsModule = require('uws'); break;
-    case 'ws': wsModule = require('ws'); break;
-    default: throw new Error('unknown wsEngine');
-  }
+  // add explicit require for bundlers like webpack
+  var wsModule = this.wsEngine === 'ws' ? require('ws') : require(this.wsEngine);
   this.ws = new wsModule.Server({
     noServer: true,
     clientTracking: false,
diff --git a/package-lock.json b/package-lock.json
index 7685be4f1..3feabf0e6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "engine.io",
-  "version": "3.4.1",
+  "version": "3.4.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1052,12 +1052,12 @@
       }
     },
     "engine.io-client": {
-      "version": "3.4.1",
-      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.4.1.tgz",
-      "integrity": "sha512-RJNmA+A9Js+8Aoq815xpGAsgWH1VoSYM//2VgIiu9lNOaHFfLpTjH4tOzktBpjIs5lvOfiNY1dwf+NuU6D38Mw==",
+      "version": "3.4.2",
+      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.4.2.tgz",
+      "integrity": "sha512-AWjc1Xg06a6UPFOBAzJf48W1UR/qKYmv/ubgSCumo9GXgvL/xGIvo05dXoBL+2NTLMipDI7in8xK61C17L25xg==",
       "dev": true,
       "requires": {
-        "component-emitter": "1.2.1",
+        "component-emitter": "~1.3.0",
         "component-inherit": "0.0.3",
         "debug": "~4.1.0",
         "engine.io-parser": "~2.2.0",
@@ -1070,6 +1070,12 @@
         "yeast": "0.1.2"
       },
       "dependencies": {
+        "component-emitter": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
+          "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg==",
+          "dev": true
+        },
         "ws": {
           "version": "6.1.4",
           "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.4.tgz",
diff --git a/package.json b/package.json
index 3129b7ca5..b106ec79f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "engine.io",
-  "version": "3.4.1",
+  "version": "3.4.2",
   "description": "The realtime engine behind Socket.IO. Provides the foundation of a bidirectional connection between client and server",
   "main": "lib/engine.io",
   "author": "Guillermo Rauch <guillermo@learnboost.com>",
@@ -35,7 +35,7 @@
   "devDependencies": {
     "babel-eslint": "^8.0.2",
     "babel-preset-es2015": "^6.24.0",
-    "engine.io-client": "3.4.1",
+    "engine.io-client": "3.4.2",
     "eslint": "^4.5.0",
     "eslint-config-standard": "^10.2.1",
     "eslint-plugin-import": "^2.7.0",