diff --git a/package-lock.json b/package-lock.json
index 63892a275..1fb0de64d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
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@@ -2479,15 +2478,15 @@
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@@ -5720,6 +5721,7 @@
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@@ -6145,11 +6147,6 @@
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           "requires": {
-            "ms": "2.0.0"
+            "ms": "^2.1.1"
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           "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
           "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4="
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
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     },
@@ -8236,11 +8254,6 @@
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-    "ultron": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz",
-      "integrity": "sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og=="
-    },
     "umd": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/umd/-/umd-3.0.3.tgz",
@@ -8702,21 +8715,9 @@
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     "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"
-      },
-      "dependencies": {
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-        }
-      }
+      "version": "7.4.2",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.2.tgz",
+      "integrity": "sha512-T4tewALS3+qsrpGI/8dqNMLIVdq/g/85U98HPMa6F0m6xTbvhXU6RCQLqPH3+SlomNV/LdY6RXEbBpMH6EOJnA=="
     },
     "xmlbuilder": {
       "version": "8.2.2",
@@ -8739,7 +8740,8 @@
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       "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
       "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "yauzl": {
       "version": "2.4.1",
diff --git a/package.json b/package.json
index 35798806c..0c0535232 100644
--- a/package.json
+++ b/package.json
@@ -410,7 +410,7 @@
     "range-parser": "^1.2.0",
     "rimraf": "^2.6.0",
     "safe-buffer": "^5.0.1",
-    "socket.io": "2.1.1",
+    "socket.io": "2.4.0",
     "source-map": "^0.6.1",
     "tmp": "0.0.33",
     "useragent": "2.3.0"