diff --git a/examples/server/javascript/package-lock.json b/examples/server/javascript/package-lock.json
index 01af57a..7227602 100644
--- a/examples/server/javascript/package-lock.json
+++ b/examples/server/javascript/package-lock.json
@@ -184,9 +184,9 @@
       }
     },
     "node_modules/engine.io": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.1.tgz",
-      "integrity": "sha512-t2E9wLlssQjGw0nluF6aYyfX8LwYU8Jj0xct+pAhfWfv/YrBn6TSNtEYsgxHIfaMqfrLx07czcMg9bMN6di+3w==",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.2.tgz",
+      "integrity": "sha512-t5z6zjXuVLhXDMiFJPYsPOWEER8B0tIsD3ETgw19S1yg9zryvUfY3Vhtk3Gf4sihw/bQGIqQ//gjvVlu+Ca0bQ==",
       "dependencies": {
         "accepts": "~1.3.4",
         "base64id": "2.0.0",
@@ -959,9 +959,9 @@
       "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
     },
     "engine.io": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.1.tgz",
-      "integrity": "sha512-t2E9wLlssQjGw0nluF6aYyfX8LwYU8Jj0xct+pAhfWfv/YrBn6TSNtEYsgxHIfaMqfrLx07czcMg9bMN6di+3w==",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.2.tgz",
+      "integrity": "sha512-t5z6zjXuVLhXDMiFJPYsPOWEER8B0tIsD3ETgw19S1yg9zryvUfY3Vhtk3Gf4sihw/bQGIqQ//gjvVlu+Ca0bQ==",
       "requires": {
         "accepts": "~1.3.4",
         "base64id": "2.0.0",