diff --git a/examples/express-sample/package-lock.json b/examples/express-sample/package-lock.json
index d2276c9..8e66be1 100644
--- a/examples/express-sample/package-lock.json
+++ b/examples/express-sample/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.0.0",
       "dependencies": {
         "body-parser": "^2.3.0",
-        "config": "^4.4.2",
+        "config": "^5.0.1",
         "cookie-parser": "~1.4.7",
         "debug": "^4.3.4",
         "ejs": "~6.0.1",
@@ -149,15 +149,15 @@
       }
     },
     "node_modules/config": {
-      "version": "4.4.2",
-      "resolved": "https://registry.npmjs.org/config/-/config-4.4.2.tgz",
-      "integrity": "sha512-5HJD7TX70gOG2dAd72eDjDeSTYn6D8nOiKgysQQS8mRUo9X1wDtlzb1JlmIWkP+sM9zKRVdYJxmj+qmCsYu6DQ==",
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/config/-/config-5.0.1.tgz",
+      "integrity": "sha512-vnJGpQA9FjKSTafO9TiNZr1+NiZAIuZXScp034tH+R6VH3Ufe7r+Z730j/f6/KQ2+kNIly6auTYloIaNhpK8lg==",
       "license": "MIT",
       "dependencies": {
         "json5": "^2.2.3"
       },
       "engines": {
-        "node": ">= 20.0.0"
+        "node": ">= 20.11.0"
       }
     },
     "node_modules/content-disposition": {
diff --git a/examples/express-sample/package.json b/examples/express-sample/package.json
index 9a23ba3..41a2337 100644
--- a/examples/express-sample/package.json
+++ b/examples/express-sample/package.json
@@ -7,7 +7,7 @@
   },
   "dependencies": {
     "body-parser": "^2.3.0",
-    "config": "^4.4.2",
+    "config": "^5.0.1",
     "cookie-parser": "~1.4.7",
     "debug": "^4.3.4",
     "ejs": "~6.0.1",