diff --git a/demo/package-lock.json b/demo/package-lock.json
index 6d145f87..adca7659 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -56,7 +56,7 @@
         "@types/jasmine": "~3.10.2",
         "@types/jasminewd2": "~2.0.10",
         "@types/jquery": "~3.5.8",
-        "@types/node": "~16.11.7",
+        "@types/node": "^20.11.16",
         "chalk": "~4.1.2",
         "jasmine-core": "~3.10.1",
         "jasmine-spec-reporter": "~7.0.0",
@@ -3590,10 +3590,13 @@
       "optional": true
     },
     "node_modules/@types/node": {
-      "version": "16.11.68",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-16.11.68.tgz",
-      "integrity": "sha512-JkRpuVz3xCNCWaeQ5EHLR/6woMbHZz/jZ7Kmc63AkU+1HxnoUugzSWMck7dsR4DvNYX8jp9wTi9K7WvnxOIQZQ==",
-      "dev": true
+      "version": "20.11.16",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.11.16.tgz",
+      "integrity": "sha512-gKb0enTmRCzXSSUJDq6/sPcqrfCv2mkkG6Jt/clpn5eiCbKTY+SgZUxo+p8ZKMof5dCp9vHQUAB7wOUTod22wQ==",
+      "dev": true,
+      "dependencies": {
+        "undici-types": "~5.26.4"
+      }
     },
     "node_modules/@types/node-forge": {
       "version": "1.3.9",
@@ -14512,6 +14515,12 @@
         "node": ">=14.0"
       }
     },
+    "node_modules/undici-types": {
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
+      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
+      "dev": true
+    },
     "node_modules/unicode-canonical-property-names-ecmascript": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-2.0.0.tgz",
diff --git a/demo/package.json b/demo/package.json
index 898acba5..33be6581 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -60,7 +60,7 @@
     "@types/jasmine": "~3.10.2",
     "@types/jasminewd2": "~2.0.10",
     "@types/jquery": "~3.5.8",
-    "@types/node": "~16.11.7",
+    "@types/node": "^20.11.16",
     "chalk": "~4.1.2",
     "jasmine-core": "~3.10.1",
     "jasmine-spec-reporter": "~7.0.0",