diff --git a/cloudbuild/package.json b/cloudbuild/package.json
index e872969f39d..c48faf4dc20 100644
--- a/cloudbuild/package.json
+++ b/cloudbuild/package.json
@@ -9,17 +9,17 @@
   "author": "Google Inc.",
   "repository": "googleapis/nodejs-cloudbuild",
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=20.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test --timeout=800000"
   },
   "dependencies": {
-    "@google-cloud/cloudbuild": "^4.0.0"
+    "@google-cloud/cloudbuild": "^5.0.0"
   },
   "devDependencies": {
-    "c8": "^10.0.0",
-    "chai": "^4.5.0",
+    "c8": "^12.0.0",
+    "chai": "^6.0.0",
     "mocha": "^10.0.0"
   }
 }