diff --git a/bootstrap/package-lock.json b/bootstrap/package-lock.json
index c66b8bb8..e92202ea 100644
--- a/bootstrap/package-lock.json
+++ b/bootstrap/package-lock.json
@@ -24,7 +24,7 @@
         "prismjs": "^1.29.0"
       },
       "engines": {
-        "node": "^18"
+        "node": "^20.0.0"
       }
     },
     "node_modules/@jridgewell/gen-mapping": {
diff --git a/bootstrap/package.json b/bootstrap/package.json
index e2a54ded..46ad7d21 100644
--- a/bootstrap/package.json
+++ b/bootstrap/package.json
@@ -4,7 +4,7 @@
   "description": "getlaminas.org Bootstrap based theme",
   "repository": "https://github.com/laminas/getlaminas.org",
   "engines": {
-    "node": "^18"
+    "node": "^20.0.0"
   },
   "license": "BSD-3-Clause",
   "devDependencies": {