diff --git a/package-lock.json b/package-lock.json
index 07fc3fa..c1f7ef7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26,11 +26,6 @@
         "@types/node": "*"
       }
     },
-    "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=="
-    },
     "typescript": {
       "version": "3.5.2",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.5.2.tgz",
@@ -38,12 +33,9 @@
       "dev": true
     },
     "ws": {
-      "version": "7.0.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.0.1.tgz",
-      "integrity": "sha512-ILHfMbuqLJvnSgYXLgy4kMntroJpe8hT41dOVWM8bxRuw6TK4mgMp9VJUNsZTEc5Bh+Mbs0DJT4M0N+wBG9l9A==",
-      "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=="
     }
   }
 }