diff --git a/package-lock.json b/package-lock.json
index 69cac4c..ce35939 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1765,11 +1765,6 @@
       "dev": true,
       "optional": true
     },
-    "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",
@@ -7834,12 +7829,9 @@
       }
     },
     "ws": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
-      "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
-      "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=="
     },
     "xtend": {
       "version": "4.0.1",
diff --git a/package.json b/package.json
index 3fed3cf..16aac79 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "ripemd160": "^2.0.1",
     "superagent": "^3.8.3",
     "utf-8-validate": "^4.0.2",
-    "ws": "^5.2.0",
+    "ws": "^7.4.6",
     "crypto-browserify": "3.12.0"
   },
   "devDependencies": {