Node.js 20 is being deprecated on October 1, 2026

Short summary

Vercel is deprecating Node.js 20 for Builds and Functions on October 1, 2026, following Node.js 20's end of life on April 30, 2026. Existing deployments will continue working, but new deployments using Node.js 20 will fail after the deadline. Users can check affected projects in Project Settings and upgrade via the engines field in package.json.

• •Node.js 20 disabled on Vercel starting October 1, 2026
• •Existing deployments unaffected; only new deployments will error
• •Upgrade via Project Settings or package.json engines field

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