diff --git a/desktop/flipper-server-core/package.json b/desktop/flipper-server-core/package.json
index 99914e96b..9cd50b056 100644
--- a/desktop/flipper-server-core/package.json
+++ b/desktop/flipper-server-core/package.json
@@ -38,7 +38,7 @@
     "tmp": "^0.2.1",
     "uuid": "^8.3.2",
     "which": "^2.0.2",
-    "ws": "^8.4.0",
+    "ws": "^8.4.2",
     "xdg-basedir": "^4.0.0"
   },
   "devDependencies": {
diff --git a/desktop/static/package.json b/desktop/static/package.json
index 0dc6d67b2..75dcf2ae6 100644
--- a/desktop/static/package.json
+++ b/desktop/static/package.json
@@ -10,7 +10,7 @@
     "mac-ca": "^1.0.6",
     "mkdirp": "^1.0.4",
     "node-fetch": "^2.6.6",
-    "ws": "^8.4.0",
+    "ws": "^8.4.2",
     "xdg-basedir": "^4.0.0",
     "yargs": "^16.2.0"
   },
diff --git a/desktop/yarn.lock b/desktop/yarn.lock
index c9e5f0aea..89d71af91 100644
--- a/desktop/yarn.lock
+++ b/desktop/yarn.lock
@@ -12648,10 +12648,10 @@ ws@^7.4.5:
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.5.6.tgz#e59fc509fb15ddfb65487ee9765c5a51dec5fe7b"
   integrity sha512-6GLgCqo2cy2A2rjCNFlxQS6ZljG/coZfZXclldI8FB/1G3CCI36Zd8xy2HrFVACi8tfk5XrgLQEk+P0Tnz9UcA==
 
-ws@^8.4.0:
-  version "8.4.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-8.4.0.tgz#f05e982a0a88c604080e8581576e2a063802bed6"
-  integrity sha512-IHVsKe2pjajSUIl4KYMQOdlyliovpEPquKkqbwswulszzI7r0SfQrxnXdWAEqOlDCLrVSJzo+O1hAwdog2sKSQ==
+ws@^8.4.2:
+  version "8.4.2"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.4.2.tgz#18e749868d8439f2268368829042894b6907aa0b"
+  integrity sha512-Kbk4Nxyq7/ZWqr/tarI9yIt/+iNNFOjBXEWgTb4ydaNHBNGgvf2QHbS9fdfsndfjFlFwEd4Al+mw83YkaD10ZA==
 
 ws@~8.2.3:
   version "8.2.3"