diff --git a/package.json b/package.json
index 515ec8dd..3f2ff57f 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
     "clean-jsdoc-theme": "^4.2.17",
     "cypress": "^13.7.2",
     "docdash-with-dark-mode": "^1.0.1",
-    "express": "^4.19.2",
+    "express": "^4.21.1",
     "jest": "^29.7.0",
     "jsdoc": "^3.6.3",
     "marked": "^4.0.10",