diff --git a/src/commands/createFunctionApp/stacks/getStackPicks.ts b/src/commands/createFunctionApp/stacks/getStackPicks.ts
index cf1c7cd33..aaf18d761 100644
--- a/src/commands/createFunctionApp/stacks/getStackPicks.ts
+++ b/src/commands/createFunctionApp/stacks/getStackPicks.ts
@@ -9,6 +9,7 @@ import { AzExtPipelineResponse, createGenericClient } from '@microsoft/vscode-az
 import { IAzureQuickPickItem, openUrl, parseError } from '@microsoft/vscode-azext-utils';
 import { FuncVersion, funcVersionLink } from '../../../FuncVersion';
 import { hiddenStacksSetting, noRuntimeStacksAvailableLabel } from '../../../constants';
+import { previewDescription } from '../../../constants-nls';
 import { localize } from '../../../localize';
 import { requestUtils } from '../../../utils/requestUtils';
 import { getWorkspaceSetting } from '../../../vsCodeConfig/settings';
@@ -37,7 +38,7 @@ export async function getStackPicks(context: IFunctionAppWizardContext): Promise
                 const previewOs = getFlagOs(minorVersion.stackSettings, 'isPreview');
                 switch (previewOs) {
                     case 'All':
-                        description = localize('preview', '(Preview)');
+                        description = previewDescription;
                         break;
                     case 'Linux':
                     case 'Windows':
diff --git a/src/commands/createNewProject/ProgrammingModelStep.ts b/src/commands/createNewProject/ProgrammingModelStep.ts
index 31c38c50e..cac1af415 100644
--- a/src/commands/createNewProject/ProgrammingModelStep.ts
+++ b/src/commands/createNewProject/ProgrammingModelStep.ts
@@ -7,25 +7,20 @@ import { AzureWizardPromptStep, IAzureQuickPickItem, IAzureQuickPickOptions, non
 import { localize } from '../../localize';
 import { IProjectWizardContext } from './IProjectWizardContext';
 
-type ProgrammingModel = { modelVersion: number | undefined, label: string };
 export class ProgrammingModelStep extends AzureWizardPromptStep<IProjectWizardContext> {
     public hideStepCount: boolean = true;
-    private _models: ProgrammingModel[] = [];
+    private _models: IAzureQuickPickItem<number | undefined>[] = [];
     private _learnMoreLink: string | undefined;
 
-    public constructor(options: { models: ProgrammingModel | ProgrammingModel[], learnMoreLink?: string }) {
+    public constructor(options: { models: IAzureQuickPickItem<number | undefined>[], learnMoreLink?: string }) {
         super();
         this._models = Array.isArray(options.models) ? options.models : [options.models];
         this._learnMoreLink = options.learnMoreLink;
     }
 
     public async prompt(context: IProjectWizardContext): Promise<void> {
-        const modelsPick: IAzureQuickPickItem<number | undefined>[] = this._models.map(model => {
-            return {
-                label: model.label,
-                data: model.modelVersion
-            }
-        });
+        // duplicate the array so we don't modify the original
+        const modelsPick: IAzureQuickPickItem<number | undefined>[] = this._models.slice();
 
         const learnMoreQp = { label: localize('learnMore', '$(link-external) Learn more about Model V4...'), description: '', data: undefined };
         if (this._learnMoreLink) {
@@ -53,7 +48,7 @@ export class ProgrammingModelStep extends AzureWizardPromptStep<IProjectWizardCo
     public shouldPrompt(context: IProjectWizardContext): boolean {
         // auto-select the default model if there is only one
         if (this._models.length === 1) {
-            context.languageModel = this._models[0].modelVersion;
+            context.languageModel = this._models[0].data;
         }
 
         // this only impacts node for now so only check the feature flag for node
diff --git a/src/constants.ts b/src/constants.ts
index 451f70641..b670f8f4c 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -3,6 +3,8 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
+import { IAzureQuickPickItem } from "@microsoft/vscode-azext-utils";
+import { defaultDescription } from "./constants-nls";
 import { localize } from "./localize";
 
 export const extensionId: string = 'ms-azuretools.vscode-azurefunctions';
@@ -167,10 +169,10 @@ export const azureWebJobsFeatureFlags: string = 'AzureWebJobsFeatureFlags';
  * Any significantly changed new model should use an incremented number.
  */
 export const nodeV4ModelVersion: number = 4;
-export const nodeV4Model: { modelVersion: number, label: string } = { modelVersion: nodeV4ModelVersion, label: localize('modelV4', 'Model V4 (Preview)') };
-export const nodeDefaultModel: { modelVersion: undefined, label: string } = { modelVersion: undefined, label: localize('modelV3', 'Model V3') }
+export const nodeDefaultModel: IAzureQuickPickItem<number | undefined> = { data: nodeV4ModelVersion, label: localize('modelV4', 'Model V4'), description: defaultDescription };
+export const nodeV3Model: IAzureQuickPickItem<number | undefined> = { data: undefined, label: localize('modelV3', 'Model V3') }
 
-export const nodeModels = [nodeDefaultModel, nodeV4Model];
+export const nodeModels = [nodeDefaultModel, nodeV3Model];
 export const nodeLearnMoreLink = 'https://aka.ms/AzFuncNodeV4';
 
 export const webProvider: string = 'Microsoft.Web';