diff --git a/integration_test/package.json.template b/integration_test/package.json.template
index 9dbfd0618..412ff5f53 100644
--- a/integration_test/package.json.template
+++ b/integration_test/package.json.template
@@ -5,7 +5,7 @@
     "build": "./node_modules/.bin/tsc"
   },
   "dependencies": {
-    "@google-cloud/pubsub": "^2.10.0",
+    "@google-cloud/pubsub": "^4.8.0",
     "firebase-admin": "__FIREBASE_ADMIN__",
     "firebase-functions": "__SDK_TARBALL__"
   },
diff --git a/integration_test/run_tests.sh b/integration_test/run_tests.sh
index 63fcee1c4..753f8d457 100755
--- a/integration_test/run_tests.sh
+++ b/integration_test/run_tests.sh
@@ -93,7 +93,7 @@ build_sdk
 delete_all_functions
 
 for version in 22 24; do
-  create_package_json $TIMESTAMP $version "^10.0.0"
+  create_package_json $TIMESTAMP $version "^12.0.0"
   install_deps
   announce "Re-deploying the same functions to Node $version runtime ..."
   deploy