diff --git a/package-lock.json b/package-lock.json
index da8b3ea..47cec87 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,23 +4,15 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "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=="
-    },
     "jsmpeg": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/jsmpeg/-/jsmpeg-1.0.0.tgz",
       "integrity": "sha1-fkFRbXSHIOBjNjku65UXCa5TJEI="
     },
     "ws": {
-      "version": "7.1.2",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.1.2.tgz",
-      "integrity": "sha512-gftXq3XI81cJCgkUiAVixA0raD9IVmXqsylCrjRygw4+UOOGzPoxnQ6r/CnVL9i+mDncJo94tSkyrtuuQVBmrg==",
-      "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
index e0e11c6..908e2c7 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,6 @@
   },
   "dependencies": {
     "jsmpeg": "^1.0.0",
-    "ws": "7.1.2"
+    "ws": "7.4.6"
   }
 }