diff --git a/package-lock.json b/package-lock.json
index 59c86a5..8d78eb6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -241,12 +241,9 @@
       "integrity": "sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng=="
     },
     "ws": {
-      "version": "6.2.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
-      "integrity": "sha512-GIyAXC2cB7LjvpgMt9EKS2ldqr0MTrORaleiOno6TweZ6r3TKtoFQWay/2PceJ3RuBasOHzXNn5Lrw1X0bEjqA==",
-      "requires": {
-        "async-limiter": "1.0.0"
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "zen-observable": {
       "version": "0.8.14",
diff --git a/package.json b/package.json
index 5dabc2e..111fdfd 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,6 @@
     "lodash": "^4.17.13",
     "moment-timezone": "^0.5.23",
     "subscriptions-transport-ws": "^0.9.16",
-    "ws": "^6.2.1"
+    "ws": "^7.4.6"
   }
 }