diff --git a/package-lock.json b/package-lock.json
index 71300e0..ad96ded 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -263,11 +263,6 @@
       "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
       "integrity": "sha1-+PwEyjoTeErenhZBr5hXjPvWR6k="
     },
-    "async-limiter": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.0.tgz",
-      "integrity": "sha512-jp/uFnooOiO+L211eZOoSyzpOITMXx1rBITauYykG3BRYPu8h0UcxsPNB04RR5vo4Tyz3+ay17tR6JVf9qzYWg=="
-    },
     "asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
@@ -2808,12 +2803,9 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "ws": {
-      "version": "5.2.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.1.tgz",
-      "integrity": "sha512-2NkHdPKjDBj3CHdnAGNpmlliryKqF+n9MYXX7/wsVC4yqYocKreKNjydPDvT3wShAZnndlM0RytEfTALCDvz7A==",
-      "requires": {
-        "async-limiter": "~1.0.0"
-      }
+      "version": "7.4.5",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.5.tgz",
+      "integrity": "sha512-xzyu3hFvomRfXKH8vOFMU3OguG6oOvhXMo3xsGy3xWExqaM2dxBbVxuD99O7m3ZUFMvvscsZDqxfgMaRr/Nr1g=="
     },
     "xml2js": {
       "version": "0.4.19",
diff --git a/package.json b/package.json
index d957a28..096777d 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "winston": "^2.4.2",
     "winston-logrotate": "^1.3.0",
     "winston-transport": "^4.3.0",
-    "ws": "^5.2.1",
+    "ws": "^7.4.5",
     "xml2js": "^0.4.19",
     "yallist": "^4.0.0"
   },