diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 7761d40303e..ebd97b33f53 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -36,8 +36,9 @@ To set up the repository on your local machine, follow these steps:
 
 1. **Fork the Repository**: Make a copy of the repository to your GitHub account.
 2. **Clone the Repository**: Clone the repository to your local machine, e.g. using `git clone`.
-3. **Install pnpm**: If you haven't already, install `pnpm`. You can do this by running `npm install -g pnpm` if you're using npm. Alternatively, if you're using Homebrew (Mac), you can run `brew install pnpm`.
-4. **Install Dependencies**: Navigate to the project directory and run `pnpm install` to install all necessary dependencies.
+3. **Install Node**: If you haven't already, install Node `v18` or `v20`. We recommend managing Node installation and versions with [fnm](https://github.com/Schniz/fnm) or [nvm](https://github.com/nvm-sh/nvm).
+4. **Install pnpm**: If you haven't already, install `pnpm` `v8`. You can do this by running `npm install -g pnpm@8` if you're using npm. Alternatively, if you're using Homebrew (Mac), you can run `brew install pnpm@8`. For more see [the pnpm site](https://pnpm.io/installation).
+5. **Install Dependencies**: Navigate to the project directory and run `pnpm install` to install all necessary dependencies.
 
 ### Submitting Pull Requests
 
diff --git a/package.json b/package.json
index 7539f80705f..6cc8f63bf0d 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,9 @@
     "turbo": "^1.10.13",
     "vitest": "1.6.0"
   },
+  "engines": {
+    "node": "^18.0.0 || ^20.0.0"
+  },
   "homepage": "https://sdk.vercel.ai/docs",
   "repository": {
     "type": "git",