diff --git a/package-lock.json b/package-lock.json
old mode 100755
new mode 100644
index 7a97d76..17cb22d
--- a/package-lock.json
+++ b/package-lock.json
@@ -205,11 +205,6 @@
         "lodash": "^4.17.14"
       }
     },
-    "async-limiter": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
-      "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ=="
-    },
     "avsc": {
       "version": "5.4.16",
       "resolved": "https://registry.npmjs.org/avsc/-/avsc-5.4.16.tgz",
@@ -2825,8 +2820,7 @@
       "version": "file:common/src/main/js/websocket",
       "requires": {
         "debug": "^4.1.1",
-        "express": "^4.16.4",
-        "ws": "^6.2.0"
+        "express": "^4.16.4"
       }
     },
     "which": {
@@ -2860,12 +2854,9 @@
       }
     },
     "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=="
     }
   }
 }
diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 7662dc8..8a631e3
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "quick-lru": "^3.0.0",
     "uuid": "^3.3.2",
     "websocket": "file:./common/src/main/js/websocket",
-    "ws": "^6.2.0"
+    "ws": "^7.4.6"
   },
   "devDependencies": {
     "eslint": "^5.9.0",