diff --git a/.changeset/neat-rabbits-live.md b/.changeset/neat-rabbits-live.md
new file mode 100644
index 000000000..b5e38e449
--- /dev/null
+++ b/.changeset/neat-rabbits-live.md
@@ -0,0 +1,23 @@
+---
+"@vercel/build-utils": major
+"vercel": major
+"@vercel/client": major
+"@vercel/edge": major
+"@vercel/error-utils": major
+"@vercel/frameworks": major
+"@vercel/fs-detectors": major
+"@vercel/gatsby-plugin-vercel-builder": major
+"@vercel/go": major
+"@vercel/hydrogen": major
+"@vercel/next": major
+"@vercel/node": major
+"@vercel/python": major
+"@vercel/redwood": major
+"@vercel/remix-builder": major
+"@vercel/routing-utils": major
+"@vercel/ruby": major
+"@vercel/static-build": major
+"@vercel/static-config": major
+---
+
+BREAKING CHANGE: Drop Node.js 14, bump minimum to Node.js 16
diff --git a/api/tsconfig.json b/api/tsconfig.json
index aa2b08257..a6316fa21 100644
--- a/api/tsconfig.json
+++ b/api/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "ES2020",
+    "target": "ES2021",
     "skipLibCheck": true,
     "strict": false,
     "forceConsistentCasingInFileNames": true,
diff --git a/examples/hydrogen/tsconfig.json b/examples/hydrogen/tsconfig.json
index 55ab1a6d1..86cbdbd41 100644
--- a/examples/hydrogen/tsconfig.json
+++ b/examples/hydrogen/tsconfig.json
@@ -1,9 +1,9 @@
 {
   "compilerOptions": {
-    "target": "es2020",
+    "target": "es2021",
     "module": "esnext",
     "moduleResolution": "node16",
-    "lib": ["dom", "dom.iterable", "scripthost", "es2020"],
+    "lib": ["dom", "dom.iterable", "scripthost", "es2021"],
     "jsx": "react-jsx",
     "types": ["vite/client", "vitest/globals"],
     "strict": true,
diff --git a/internals/tsconfig/tsconfig.json b/internals/tsconfig/tsconfig.json
index 175bb8989..3a39c98b7 100644
--- a/internals/tsconfig/tsconfig.json
+++ b/internals/tsconfig/tsconfig.json
@@ -4,9 +4,9 @@
     "declaration": true,
     "allowJs": true,
     "moduleResolution": "node",
-    "target": "ES2020",
+    "target": "ES2021",
     "module": "commonjs",
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "resolveJsonModule": true,
     "sourceMap": true
   }
diff --git a/packages/build-utils/tsconfig.json b/packages/build-utils/tsconfig.json
index 78e5da5b9..dd0888d73 100644
--- a/packages/build-utils/tsconfig.json
+++ b/packages/build-utils/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,7 +13,7 @@
     "outDir": "./dist",
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   },
   "include": ["src/**/*"],
   "exclude": ["node_modules"]
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 35d16ff41..d83346ec7 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -28,7 +28,7 @@
     "scripts/preinstall.js"
   ],
   "engines": {
-    "node": ">= 14"
+    "node": ">= 16"
   },
   "dependencies": {
     "@vercel/build-utils": "6.8.3",
diff --git a/packages/cli/src/util/dev/router.ts b/packages/cli/src/util/dev/router.ts
index 3e54ad60d..ec88d7d03 100644
--- a/packages/cli/src/util/dev/router.ts
+++ b/packages/cli/src/util/dev/router.ts
@@ -58,7 +58,7 @@ export async function devRouter(
 ): Promise<RouteResult> {
   let result: RouteResult | undefined;
   let { pathname: reqPathname, search: reqSearch } = url.parse(reqUrl);
-  reqPathname ??= '/';
+  reqPathname = reqPathname || '/';
   const reqQuery = parseQueryString(reqSearch);
   const combinedHeaders: HttpHeadersConfig = { ...previousHeaders };
   let status: number | undefined;
@@ -132,7 +132,7 @@ export async function devRouter(
           !isDestUrl
         ) {
           let { pathname } = url.parse(destPath);
-          pathname ??= '/';
+          pathname = pathname || '/';
           const hasDestFile = await devServer.hasFilesystem(
             pathname,
             vercelConfig
@@ -190,7 +190,7 @@ export async function devRouter(
           }
           let { pathname: destPathname, search: destSearch } =
             url.parse(destPath);
-          destPathname ??= '/';
+          destPathname = destPathname || '/';
           const destQuery = parseQueryString(destSearch);
           Object.assign(destQuery, reqQuery);
           result = {
diff --git a/packages/cli/tsconfig.json b/packages/cli/tsconfig.json
index 8ada4cc30..656837f7e 100644
--- a/packages/cli/tsconfig.json
+++ b/packages/cli/tsconfig.json
@@ -5,10 +5,10 @@
     "noFallthroughCasesInSwitch": true,
     "moduleResolution": "node",
     "module": "commonjs",
-    "target": "ES2020",
+    "target": "ES2021",
     "esModuleInterop": true,
     "allowJs": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "resolveJsonModule": true,
     "sourceMap": true,
     "outDir": "./dist",
diff --git a/packages/client/package.json b/packages/client/package.json
index 149617cc7..7e4d19033 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -20,7 +20,7 @@
     "test-unit": "pnpm test tests/unit.*test.*"
   },
   "engines": {
-    "node": ">= 14"
+    "node": ">= 16"
   },
   "devDependencies": {
     "@types/async-retry": "1.4.5",
diff --git a/packages/client/tsconfig.json b/packages/client/tsconfig.json
index f499ae0c3..78d49a1da 100644
--- a/packages/client/tsconfig.json
+++ b/packages/client/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "outDir": "dist",
@@ -12,7 +12,7 @@
     "noUnusedLocals": true,
     "noUnusedParameters": true,
     "strict": true,
-    "target": "ES2020",
+    "target": "ES2021",
     "skipLibCheck": true
   },
   "include": ["./src"]
diff --git a/packages/edge/tsconfig.json b/packages/edge/tsconfig.json
index c3dd05f84..48579a10c 100644
--- a/packages/edge/tsconfig.json
+++ b/packages/edge/tsconfig.json
@@ -2,8 +2,8 @@
   "compilerOptions": {
     "strict": true,
     "esModuleInterop": true,
-    "lib": ["ES2020", "DOM", "DOM.Iterable"],
-    "target": "ES2020",
+    "lib": ["ES2021", "DOM", "DOM.Iterable"],
+    "target": "ES2021",
     "module": "commonjs",
     "outDir": "dist",
     "sourceMap": false,
diff --git a/packages/error-utils/tsconfig.json b/packages/error-utils/tsconfig.json
index 0bcef8dfb..b1e4285f0 100644
--- a/packages/error-utils/tsconfig.json
+++ b/packages/error-utils/tsconfig.json
@@ -3,7 +3,7 @@
     "declaration": true,
     "declarationMap": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -15,7 +15,7 @@
     "types": ["node", "jest"],
     "strict": true,
     "sourceMap": true,
-    "target": "ES2020"
+    "target": "ES2021"
   },
   "include": ["src/**/*"],
   "exclude": ["node_modules"]
diff --git a/packages/frameworks/tsconfig.json b/packages/frameworks/tsconfig.json
index f9dcb8f8d..fcbcf8d4d 100644
--- a/packages/frameworks/tsconfig.json
+++ b/packages/frameworks/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,7 +13,7 @@
     "outDir": "./dist",
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   },
   "include": ["src/*.ts"],
   "exclude": ["node_modules"]
diff --git a/packages/fs-detectors/tsconfig.json b/packages/fs-detectors/tsconfig.json
index 3ee8aafcb..3cfaed4a3 100644
--- a/packages/fs-detectors/tsconfig.json
+++ b/packages/fs-detectors/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,7 +13,7 @@
     "outDir": "dist",
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020",
+    "target": "ES2021",
     "sourceMap": true
   },
   "include": ["src/**/*"],
diff --git a/packages/gatsby-plugin-vercel-builder/tsconfig.base.json b/packages/gatsby-plugin-vercel-builder/tsconfig.base.json
index 99b5bbf6c..ddf7cff14 100644
--- a/packages/gatsby-plugin-vercel-builder/tsconfig.base.json
+++ b/packages/gatsby-plugin-vercel-builder/tsconfig.base.json
@@ -11,7 +11,7 @@
     // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
 
     /* Language and Environment */
-    "target": "es2020" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
+    "target": "ES2021" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
     // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
     // "jsx": "preserve",                                /* Specify what JSX code is generated. */
     // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
diff --git a/packages/go/tsconfig.json b/packages/go/tsconfig.json
index 9d0bd4bdf..7f7d12334 100644
--- a/packages/go/tsconfig.json
+++ b/packages/go/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": false,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,6 +13,6 @@
     "noImplicitThis": false,
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   }
 }
diff --git a/packages/hydrogen/tsconfig.json b/packages/hydrogen/tsconfig.json
index c3de57e2b..5f59792c8 100644
--- a/packages/hydrogen/tsconfig.json
+++ b/packages/hydrogen/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,7 +13,7 @@
     "outDir": "./dist",
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020",
+    "target": "ES2021",
     "sourceMap": true
   },
   "include": ["src/**/*"],
diff --git a/packages/next/tsconfig.json b/packages/next/tsconfig.json
index 62985a54a..568877e5b 100644
--- a/packages/next/tsconfig.json
+++ b/packages/next/tsconfig.json
@@ -2,8 +2,8 @@
   "compilerOptions": {
     "strict": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
-    "target": "ES2020",
+    "lib": ["ES2021"],
+    "target": "ES2021",
     "module": "commonjs",
     "outDir": "dist",
     "sourceMap": false,
diff --git a/packages/node/tsconfig.json b/packages/node/tsconfig.json
index af0b50130..e5227547e 100644
--- a/packages/node/tsconfig.json
+++ b/packages/node/tsconfig.json
@@ -2,8 +2,8 @@
   "compilerOptions": {
     "strict": true,
     "esModuleInterop": true,
-    "lib": ["ES2020", "DOM"],
-    "target": "ES2020",
+    "lib": ["ES2021", "DOM"],
+    "target": "ES2021",
     "module": "nodenext",
     "outDir": "dist",
     "sourceMap": false,
diff --git a/packages/python/tsconfig.json b/packages/python/tsconfig.json
index fa8d24ad9..18d61219a 100644
--- a/packages/python/tsconfig.json
+++ b/packages/python/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,7 +13,7 @@
     "outDir": "dist",
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   },
   "include": ["src/**/*"],
   "exclude": ["node_modules"]
diff --git a/packages/redwood/tsconfig.json b/packages/redwood/tsconfig.json
index 9ed3b7367..7862a463e 100644
--- a/packages/redwood/tsconfig.json
+++ b/packages/redwood/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": false,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,6 +13,6 @@
     "outDir": "dist",
     "types": ["node"],
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   }
 }
diff --git a/packages/remix/tsconfig.json b/packages/remix/tsconfig.json
index 0c299ce1a..aae4692e6 100644
--- a/packages/remix/tsconfig.json
+++ b/packages/remix/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -14,7 +14,7 @@
     "types": ["node", "jest"],
     "skipLibCheck": true,
     "strict": true,
-    "target": "ES2020",
+    "target": "ES2021",
     "sourceMap": true
   },
   "include": ["src/**/*"],
diff --git a/packages/routing-utils/tsconfig.json b/packages/routing-utils/tsconfig.json
index bd7cd071d..839c7f4be 100644
--- a/packages/routing-utils/tsconfig.json
+++ b/packages/routing-utils/tsconfig.json
@@ -2,8 +2,8 @@
   "compilerOptions": {
     "strict": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
-    "target": "ES2020",
+    "lib": ["ES2021"],
+    "target": "ES2021",
     "module": "commonjs",
     "outDir": "dist",
     "sourceMap": false,
diff --git a/packages/ruby/tsconfig.json b/packages/ruby/tsconfig.json
index dc61dbbf1..d29d24eab 100644
--- a/packages/ruby/tsconfig.json
+++ b/packages/ruby/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -12,6 +12,6 @@
     "noUnusedParameters": true,
     "outDir": "dist",
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   }
 }
diff --git a/packages/static-build/tsconfig.json b/packages/static-build/tsconfig.json
index 45f910702..ad9565c45 100644
--- a/packages/static-build/tsconfig.json
+++ b/packages/static-build/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "declaration": false,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmitOnError": true,
@@ -13,7 +13,7 @@
     "outDir": "dist",
     "types": ["node", "jest"],
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   },
   "include": ["src/**/*"],
   "exclude": ["test/fixtures"]
diff --git a/packages/static-config/tsconfig.json b/packages/static-config/tsconfig.json
index 8d5b658d6..74ed27628 100644
--- a/packages/static-config/tsconfig.json
+++ b/packages/static-config/tsconfig.json
@@ -2,8 +2,8 @@
   "compilerOptions": {
     "strict": true,
     "esModuleInterop": true,
-    "lib": ["ES2020"],
-    "target": "ES2020",
+    "lib": ["ES2021"],
+    "target": "ES2021",
     "module": "commonjs",
     "outDir": "dist",
     "sourceMap": true,
diff --git a/utils/tsconfig.json b/utils/tsconfig.json
index 299e0a322..21290babb 100644
--- a/utils/tsconfig.json
+++ b/utils/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "ES2020",
+    "target": "ES2021",
     "skipLibCheck": true,
     "strict": false,
     "forceConsistentCasingInFileNames": true,