diff --git a/node/package.json b/node/package.json
index 0d1260e..65a2806 100644
--- a/node/package.json
+++ b/node/package.json
@@ -24,7 +24,7 @@
         "chart.js": "4.4.6",
         "clipboard": "2.0.11",
         "compression": "1.7.5",
-        "express": "4.18.3",
+        "express": "4.21.1",
         "express-ws": "5.0.2",
         "hot-router": "1.0.3",
         "html-minifier-terser": "7.2.0",