diff --git a/workflows/invoke-private-endpoint/package.json b/workflows/invoke-private-endpoint/package.json
index 6fde33c8eca..e4539662d98 100644
--- a/workflows/invoke-private-endpoint/package.json
+++ b/workflows/invoke-private-endpoint/package.json
@@ -10,17 +10,17 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=20.0.0"
   },
   "scripts": {
     "start": "node app.js",
     "test": "c8 mocha -p -j 2 --exit test/*.test.js"
   },
   "dependencies": {
-    "express": "^4.17.1"
+    "express": "^5.0.0"
   },
   "devDependencies": {
-    "c8": "^10.0.0",
+    "c8": "^12.0.0",
     "mocha": "^10.0.0",
     "supertest": "^7.0.0"
   }
diff --git a/workflows/package.json b/workflows/package.json
index 08291bc8f68..9f4df6859fc 100644
--- a/workflows/package.json
+++ b/workflows/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=20.0.0"
   },
   "scripts": {
     "build": "tsc -p .",
@@ -13,12 +13,12 @@
     "test": "c8 mocha -p -j 2 --loader=ts-node/esm --extension ts --timeout 600000 --exit"
   },
   "dependencies": {
-    "@google-cloud/workflows": "^3.0.0"
+    "@google-cloud/workflows": "^5.0.0"
   },
   "devDependencies": {
     "@types/mocha": "^10.0.1",
     "@types/node": "^20.0.0",
-    "c8": "^10.0.0",
+    "c8": "^12.0.0",
     "gts": "^5.0.0",
     "mocha": "^10.2.0",
     "ts-node": "^10.9.1"
diff --git a/workflows/quickstart/package.json b/workflows/quickstart/package.json
index dabe052eace..d0decb753f3 100644
--- a/workflows/quickstart/package.json
+++ b/workflows/quickstart/package.json
@@ -4,7 +4,7 @@
   "main": "index.ts",
   "private": true,
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=20.0.0"
   },
   "scripts": {
     "start": "node index.js",
@@ -14,7 +14,7 @@
     "test": "mocha --loader=ts-node/esm --extension ts --timeout 600000 --exit"
   },
   "dependencies": {
-    "@google-cloud/workflows": "^3.0.0",
+    "@google-cloud/workflows": "^5.0.0",
     "typescript": "^5.1.6"
   },
   "devDependencies": {
diff --git a/workflows/quickstart/test/quickstart.test.ts b/workflows/quickstart/test/quickstart.test.ts
index aa51b2ab3aa..8c4178c8cb7 100644
--- a/workflows/quickstart/test/quickstart.test.ts
+++ b/workflows/quickstart/test/quickstart.test.ts
@@ -12,14 +12,13 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-import {WorkflowsClient} from '@google-cloud/workflows';
+import {v1} from '@google-cloud/workflows';
 import * as assert from 'assert';
 import * as cp from 'child_process';
 import {before, beforeEach, describe, it} from 'mocha';
 
-const client: WorkflowsClient = new WorkflowsClient();
+const client = new v1.WorkflowsClient();
 const execSync = (cmd: string) => cp.execSync(cmd, {encoding: 'utf-8'});
-
 const PROJECT_ID = process.env.GOOGLE_CLOUD_PROJECT as string;
 const LOCATION_ID = 'us-central1';
 const WORKFLOW_ID = 'myFirstWorkflow';
diff --git a/workflows/quickstart/tsconfig.json b/workflows/quickstart/tsconfig.json
index 121cda905fe..a5799cbcb99 100644
--- a/workflows/quickstart/tsconfig.json
+++ b/workflows/quickstart/tsconfig.json
@@ -4,7 +4,6 @@
     "strict": true,
     "noImplicitAny": false,
     "esModuleInterop": true,
-    "moduleResolution": "node",
     "module": "commonjs"
   }
 }
diff --git a/workflows/tsconfig.json b/workflows/tsconfig.json
index 98adaa3d86e..13c86886baf 100644
--- a/workflows/tsconfig.json
+++ b/workflows/tsconfig.json
@@ -3,7 +3,6 @@
     "target": "ES2020",
     "strict": true,
     "noImplicitAny": false,
-    "esModuleInterop": true,
-    "moduleResolution": "node"
+    "esModuleInterop": true
   }
 }