diff --git a/package-lock.json b/package-lock.json
index 1417fdb..a54a998 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,12 +5,27 @@
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
             "core-util-is": "1.0.2",
@@ -1185,11 +1237,6 @@
         "prelude-ls": "1.1.2"
       }
     },
-    "ultron": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz",
-      "integrity": "sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og=="
-    },
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -1229,14 +1276,9 @@
       "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
     },
     "ws": {
-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
-      "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
-      "requires": {
-        "async-limiter": "1.0.0",
-        "safe-buffer": "5.1.2",
-        "ultron": "1.1.1"
-      }
+      "version": "7.4.4",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.4.tgz",
+      "integrity": "sha512-Qm8k8ojNQIMx7S+Zp8u/uHOx7Qazv3Yv4q68MiWWWOJhiwG5W3x7iqmRtJo8xxrciZUY4vRxUTJCKuRnF28ZZw=="
     },
     "xmlhttprequest-ssl": {
       "version": "1.5.5",
diff --git a/package.json b/package.json
index 1495a9c..eba738f 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,6 @@
   "dependencies": {
     "chat-engine-emoji": "0.0.7",
     "mongodb": "^2.2.33",
-    "socket.io": "^2.1.1"
+    "socket.io": "^2.4.0"
   }
 }