diff --git a/server/src/stacks/2020-10-01/stacks/function-app-stacks/Node.ts b/server/src/stacks/2020-10-01/stacks/function-app-stacks/Node.ts
index 1c93f4a494..6adf6dd8c1 100644
--- a/server/src/stacks/2020-10-01/stacks/function-app-stacks/Node.ts
+++ b/server/src/stacks/2020-10-01/stacks/function-app-stacks/Node.ts
@@ -6,15 +6,74 @@ const getNodeStack: (useIsoDateFormat: boolean) => FunctionAppStack = (useIsoDat
   const node10EOL = getDateString(new Date(2021, 3, 30), useIsoDateFormat);
   const node8EOL = getDateString(new Date(2019, 11, 31), useIsoDateFormat);
   const node6EOL = getDateString(new Date(2019, 3, 30), useIsoDateFormat);
+  const node20EOL = getDateString(new Date(2026, 4, 30), useIsoDateFormat);
   const node18EOL = getDateString(new Date(2025, 3, 30), useIsoDateFormat);
   const node16EOL = getDateString(new Date(2023, 8, 11), useIsoDateFormat);
   const node14EOL = getDateString(new Date(2023, 3, 30), useIsoDateFormat);
 
+
   return {
     displayText: 'Node.js',
     value: 'node',
     preferredOs: 'windows',
     majorVersions: [
+      {
+        displayText: 'Node.js 20',
+        value: '20',
+        minorVersions: [
+          {
+            displayText: 'Node.js 20',
+            value: '20',
+            stackSettings: {
+              windowsRuntimeSettings: {
+                runtimeVersion: '~20',
+                isPreview: true,
+                isHidden: true,
+                remoteDebuggingSupported: false,
+                appInsightsSettings: {
+                  isSupported: true,
+                },
+                gitHubActionSettings: {
+                  isSupported: true,
+                  supportedVersion: '20.x',
+                },
+                appSettingsDictionary: {
+                  FUNCTIONS_WORKER_RUNTIME: 'node',
+                  WEBSITE_NODE_DEFAULT_VERSION: '~20',
+                },
+                siteConfigPropertiesDictionary: {
+                  use32BitWorkerProcess: true,
+                  netFrameworkVersion: 'v6.0',
+                },
+                supportedFunctionsExtensionVersions: ['~4'],
+                endOfLifeDate: node20EOL,
+              },
+              linuxRuntimeSettings: {
+                runtimeVersion: 'Node|20',
+                isPreview: true,
+                isHidden: true,
+                remoteDebuggingSupported: false,
+                appInsightsSettings: {
+                  isSupported: true,
+                },
+                gitHubActionSettings: {
+                  isSupported: true,
+                  supportedVersion: '20.x',
+                },
+                appSettingsDictionary: {
+                  FUNCTIONS_WORKER_RUNTIME: 'node',
+                },
+                siteConfigPropertiesDictionary: {
+                  use32BitWorkerProcess: false,
+                  linuxFxVersion: 'Node|20',
+                },
+                supportedFunctionsExtensionVersions: ['~4'],
+                endOfLifeDate: node20EOL,
+              },
+            },
+          },
+        ],
+      },
       {
         displayText: 'Node.js 18',
         value: '18',
diff --git a/server/src/tests/Stacks/2020-10-01/function-app/validations.ts b/server/src/tests/Stacks/2020-10-01/function-app/validations.ts
index 93ee07c6a6..64c3a1d8d3 100644
--- a/server/src/tests/Stacks/2020-10-01/function-app/validations.ts
+++ b/server/src/tests/Stacks/2020-10-01/function-app/validations.ts
@@ -167,7 +167,7 @@ function validateNodeStack(nodeStack) {
   expect(nodeStack.displayText).to.equal('Node.js');
   expect(nodeStack.value).to.equal('node');
   expect(nodeStack.preferredOs).to.equal('windows');
-  expect(nodeStack.majorVersions.length).to.equal(7);
+  expect(nodeStack.majorVersions.length).to.equal(8);
   expect(nodeStack).to.deep.equal(hardCodedNodeStack);
 }