diff --git a/package-lock.json b/package-lock.json
index fc575c1000ea..f5e1e9c22d6c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
         "express-timeout-handler": "^2.2.2",
         "fastest-levenshtein": "1.0.16",
         "file-type": "18.3.0",
-        "flat": "^5.0.2",
+        "flat": "^6.0.1",
         "github-slugger": "^2.0.0",
         "glob": "10.0.0",
         "got": "^13.0.0",
@@ -6460,10 +6460,14 @@
       }
     },
     "node_modules/flat": {
-      "version": "5.0.2",
-      "license": "BSD-3-Clause",
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/flat/-/flat-6.0.1.tgz",
+      "integrity": "sha512-/3FfIa8mbrg3xE7+wAhWeV+bd7L2Mof+xtZb5dRDKZ+wDvYJK4WDYeIOuOhre5Yv5aQObZrlbRmk3RTSiuQBtw==",
       "bin": {
         "flat": "cli.js"
+      },
+      "engines": {
+        "node": ">=18"
       }
     },
     "node_modules/flat-cache": {
diff --git a/package.json b/package.json
index b11ca5d3f658..d8c3084ea122 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,7 @@
     "express-timeout-handler": "^2.2.2",
     "fastest-levenshtein": "1.0.16",
     "file-type": "18.3.0",
-    "flat": "^5.0.2",
+    "flat": "^6.0.1",
     "github-slugger": "^2.0.0",
     "glob": "10.0.0",
     "got": "^13.0.0",