diff --git a/.ado/publish.yml b/.ado/publish.yml
index 2b27ab74ab..22bf1ebe24 100644
--- a/.ado/publish.yml
+++ b/.ado/publish.yml
@@ -112,6 +112,10 @@ extends:
             inputs:
               versionSpec: '3.11'
 
+          - task: UseNode@1
+            inputs:
+              version: "20.x"
+
           - script: |
               python ./prereqs.py --install && python ./version.py
             displayName: Install Prereqs and set version
@@ -155,6 +159,10 @@ extends:
           inputs:
             versionSpec: '3.11'
 
+        - task: UseNode@1
+          inputs:
+            version: "20.x"
+
         - script: |
             python ./prereqs.py --install && python ./version.py
           displayName: Install Prereqs and set version
@@ -212,6 +220,10 @@ extends:
           inputs:
             versionSpec: '3.11'
 
+        - task: UseNode@1
+          inputs:
+            version: "20.x"
+
         - script: |
             python ./prereqs.py --skip-wasm && python ./version.py
           displayName: Install Prereqs and set version
@@ -280,6 +292,10 @@ extends:
             inputs:
               versionSpec: '3.11'
 
+          - task: UseNode@1
+            inputs:
+              version: "20.x"
+
           - script: |
               python ./prereqs.py --skip-wasm && python ./version.py
             displayName: Install Prereqs and set version
diff --git a/.github/workflows/bench-reports.yml b/.github/workflows/bench-reports.yml
index a17ba41d2f..edf1af79a9 100644
--- a/.github/workflows/bench-reports.yml
+++ b/.github/workflows/bench-reports.yml
@@ -6,7 +6,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
-  NODE_VERSION: "18.17.1"
+  NODE_VERSION: "20.18.2"
   PYTHON_VERSION: "3.11"
   RUST_TOOLCHAIN_VERSION: "1.84"
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5e8fc21856..041ede7228 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ concurrency:
 
 env:
   CARGO_TERM_COLOR: always
-  NODE_VERSION: "18.17.1"
+  NODE_VERSION: "20.18.2"
   PYTHON_VERSION: "3.11"
   RUST_TOOLCHAIN_VERSION: "1.84"
   RUST_TOOLCHAIN_COMPONENTS: rustfmt clippy
diff --git a/.github/workflows/memory_profile.yml b/.github/workflows/memory_profile.yml
index ede4974ac6..968488d9f8 100644
--- a/.github/workflows/memory_profile.yml
+++ b/.github/workflows/memory_profile.yml
@@ -13,7 +13,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
-  NODE_VERSION: "18.17.1"
+  NODE_VERSION: "20.18.2"
   PYTHON_VERSION: "3.11"
   RUST_TOOLCHAIN_VERSION: "1.84"
   RUST_TOOLCHAIN_COMPONENTS: rustfmt clippy
diff --git a/.github/workflows/publish-playground.yml b/.github/workflows/publish-playground.yml
index fe218fc3df..3e72fee824 100644
--- a/.github/workflows/publish-playground.yml
+++ b/.github/workflows/publish-playground.yml
@@ -45,7 +45,7 @@ jobs:
           python-version: '3.11'
       - uses: actions/setup-node@v3
         with:
-          node-version: '18.17.1'
+          node-version: '20.18.2'
       - uses: Swatinem/rust-cache@v2
       - name: Prereqs
         run: python ./prereqs.py --install
diff --git a/package-lock.json b/package-lock.json
index 3a8f78f082..38045a9fdc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@types/chai": "^4.3.8",
         "@types/markdown-it": "^14.1.1",
         "@types/mocha": "^10.0.2",
-        "@types/node": "^18.17",
+        "@types/node": "^20.17",
         "@types/vscode": "^1.83.0",
         "@types/vscode-webview": "^1.57.3",
         "@vscode/debugadapter": "^1.63.0",
@@ -47,7 +47,7 @@
         "vscode-uri": "^3.0.8"
       },
       "engines": {
-        "node": ">=18.17.1"
+        "node": ">=20.18.2"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -1978,12 +1978,13 @@
       "dev": true
     },
     "node_modules/@types/node": {
-      "version": "18.19.28",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.19.28.tgz",
-      "integrity": "sha512-J5cOGD9n4x3YGgVuaND6khm5x07MMdAKkRyXnjVR6KFhLMNh2yONGiP7Z+4+tBOt5mK+GvDTiacTOVGGpqiecw==",
+      "version": "20.17.17",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.17.17.tgz",
+      "integrity": "sha512-/WndGO4kIfMicEQLTi/mDANUu/iVUhT7KboZPdEqqHQ4aTS+3qT3U5gIqWDFV+XouorjfgGqvKILJeHhuQgFYg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "undici-types": "~5.26.4"
+        "undici-types": "~6.19.2"
       }
     },
     "node_modules/@types/shimmer": {
@@ -5998,10 +5999,11 @@
       "dev": true
     },
     "node_modules/undici-types": {
-      "version": "5.26.5",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
-      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
-      "dev": true
+      "version": "6.19.8",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.19.8.tgz",
+      "integrity": "sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==",
+      "dev": true,
+      "license": "MIT"
     },
     "node_modules/uri-js": {
       "version": "4.4.1",
diff --git a/package.json b/package.json
index 59bd26d448..13e25711cd 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
   ],
   "license": "MIT",
   "engines": {
-    "node": ">=18.17.1"
+    "node": ">=20.18.2"
   },
   "scripts": {
     "eslint:check": "eslint -c ./eslint.config.mjs --max-warnings 0 ./",
@@ -24,7 +24,7 @@
     "@types/chai": "^4.3.8",
     "@types/markdown-it": "^14.1.1",
     "@types/mocha": "^10.0.2",
-    "@types/node": "^18.17",
+    "@types/node": "^20.17",
     "@types/vscode": "^1.83.0",
     "@types/vscode-webview": "^1.57.3",
     "@vscode/debugadapter": "^1.63.0",
diff --git a/prereqs.py b/prereqs.py
index 50698c7181..d9b87460e6 100755
--- a/prereqs.py
+++ b/prereqs.py
@@ -15,8 +15,8 @@
 python_ver = (3, 11)  # Python support for Windows on ARM64 requires v3.11 or later
 rust_ver = (1, 84)  # Ensure Rust version 1.84 or later is installed
 node_ver = (
+    20,
     18,
-    17,
 )
 wasmpack_ver = (0, 12, 1)  # Latest tested wasm-pack version
 rust_fmt_ver = (1, 8, 0)  # Current version when Rust 1.84 shipped