diff --git a/.chronus/changes/update-reqs-2025-2-18-11-17-24.md b/.chronus/changes/update-reqs-2025-2-18-11-17-24.md
new file mode 100644
index 00000000000..d65ad602807
--- /dev/null
+++ b/.chronus/changes/update-reqs-2025-2-18-11-17-24.md
@@ -0,0 +1,7 @@
+---
+changeKind: internal
+packages:
+  - "@azure-tools/typespec-python"
+---
+
+Require node version 20.x
\ No newline at end of file
diff --git a/README.md b/README.md
index 2d37fef8a9a..806f57f5130 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,9 @@
 
 ## Requirements
 
-- Node 16+
-- Python 3.7+
+-   Node 20+
+-   pnpm 9+
+-   Python 3.8+
 
 ## Develop
 
diff --git a/packages/typespec-python/package.json b/packages/typespec-python/package.json
index d0fb7de0947..a4cc1c8d413 100644
--- a/packages/typespec-python/package.json
+++ b/packages/typespec-python/package.json
@@ -24,7 +24,7 @@
   },
   "tspMain": "dist/src/index.js",
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=20.0.0"
   },
   "scripts": {
     "clean": "rimraf ./dist ./temp ./venv ./node_modules",