diff --git a/package-lock.json b/package-lock.json
index e7096a0..f0485ab 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.30.0",
-        "ws": "^8.18.0",
+        "ws": "^8.21.2",
         "zod": "^4.3.6"
       },
       "bin": {
@@ -2791,9 +2791,9 @@
       "license": "ISC"
     },
     "node_modules/ws": {
-      "version": "8.21.1",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.21.1.tgz",
-      "integrity": "sha512-+0NTnW77fFN/DjQi6k/Sq/Yvk4Sgajw7urW8V+asjXnRgDs9gyGkdb7EzgfhA4goXsRIZKE28fzIXBHEzhuiWw==",
+      "version": "8.21.2",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.21.2.tgz",
+      "integrity": "sha512-54dMVAo4WIe6SKy3vBgN+9bJZqqQ8IMRevAkOLQALhi49qkkQDQfWdAZ8KQlXiEabw88ARXXdUrlvtbKQX+aKw==",
       "license": "MIT",
       "engines": {
         "node": ">=10.0.0"
diff --git a/package.json b/package.json
index 199252d..7535029 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
   },
   "dependencies": {
     "@modelcontextprotocol/sdk": "^1.30.0",
-    "ws": "^8.18.0",
+    "ws": "^8.21.2",
     "zod": "^4.3.6"
   },
   "devDependencies": {