diff --git a/demo/package-lock.json b/demo/package-lock.json
index c44bcf73..0f776c26 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -10,7 +10,7 @@
         "sparqljs": "^3.7.1"
       },
       "devDependencies": {
-        "@types/node": "^20.2.5",
+        "@types/node": "^20.8.0",
         "@types/webpack": "^5.28.1",
         "@typescript-eslint/eslint-plugin": "^6.2.1",
         "@typescript-eslint/parser": "^6.5.0",
@@ -1126,9 +1126,9 @@
       "dev": true
     },
     "node_modules/@types/node": {
-      "version": "20.2.5",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.2.5.tgz",
-      "integrity": "sha512-JJulVEQXmiY9Px5axXHeYGLSjhkZEnD+MDPDGbCbIAbMslkKwmygtZFy1X6s/075Yo94sf8GuSlFfPzysQrWZQ=="
+      "version": "20.8.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.8.0.tgz",
+      "integrity": "sha512-LzcWltT83s1bthcvjBmiBvGJiiUe84NWRHkw+ZV6Fr41z2FbIzvc815dk2nQ3RAKMuN2fkenM/z3Xv2QzEpYxQ=="
     },
     "node_modules/@types/semver": {
       "version": "7.5.0",
diff --git a/demo/package.json b/demo/package.json
index fc472c24..cb4699a4 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -8,7 +8,7 @@
     "lint": "eslint --cache --ext .ts --ignore-path .gitignore ."
   },
   "devDependencies": {
-    "@types/node": "^20.2.5",
+    "@types/node": "^20.8.0",
     "@types/webpack": "^5.28.1",
     "@typescript-eslint/eslint-plugin": "^6.2.1",
     "@typescript-eslint/parser": "^6.5.0",