diff --git a/packages/javascript-api/package.json b/packages/javascript-api/package.json
index 05a55143..6ea34ec5 100644
--- a/packages/javascript-api/package.json
+++ b/packages/javascript-api/package.json
@@ -42,7 +42,7 @@
   "dependencies": {
     "@types/ws": "^8.0.0",
     "isomorphic-ws": "^5.0.0",
-    "ws": "^8.20.1"
+    "ws": "^8.21.0"
   },
   "devDependencies": {
     "@babel/core": "7.26.7",
diff --git a/yarn.lock b/yarn.lock
index aefb9dc8..cc2e44e0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7119,7 +7119,7 @@ __metadata:
     typescript: "npm:5.7.3"
     webpack: "npm:^5.104.1"
     webpack-cli: "npm:^6.0.0"
-    ws: "npm:^8.20.1"
+    ws: "npm:^8.21.0"
   peerDependencies:
     graphql: ">= 15.5.1"
     graphql-tag: ">= 2.12.5"
@@ -8713,9 +8713,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ws@npm:^8.20.1":
-  version: 8.20.1
-  resolution: "ws@npm:8.20.1"
+"ws@npm:^8.21.0":
+  version: 8.21.0
+  resolution: "ws@npm:8.21.0"
   peerDependencies:
     bufferutil: ^4.0.1
     utf-8-validate: ">=5.0.2"
@@ -8724,7 +8724,7 @@ __metadata:
       optional: true
     utf-8-validate:
       optional: true
-  checksum: 10c0/ce162433218399cdedeb76fd33363d4d86a7d910058d4e3c679dce08cea65d6da6b39f11baa4d7808d024cf46ed88f6a05c17611621aaad8fc5e62edacc30c5d
+  checksum: 10c0/ef4a243476283fc49bc7550966c4af4aa0eef56273837211e700de3b664e08604a760cdddcb5ba43c049140e74ccfec5b0ee0bb439e08c2adf9138902fdde5f9
   languageName: node
   linkType: hard