diff --git a/extensions/vscode-notebook-tests/package.json b/extensions/vscode-notebook-tests/package.json
index 3479ad57701..53ba12569a9 100644
--- a/extensions/vscode-notebook-tests/package.json
+++ b/extensions/vscode-notebook-tests/package.json
@@ -62,7 +62,7 @@
     ],
     "notebookOutputRenderer": [
       {
-        "viewType": "notebookCoreTestRenderer",
+        "id": "notebookCoreTestRenderer",
         "displayName": "Notebook Core Test Renderer",
         "entrypoint": "./src/customRenderer.js",
         "mimeTypes": [
diff --git a/src/vs/workbench/contrib/notebook/browser/extensionPoint.ts b/src/vs/workbench/contrib/notebook/browser/extensionPoint.ts
index a2945c71589..f9b0f8bd14d 100644
--- a/src/vs/workbench/contrib/notebook/browser/extensionPoint.ts
+++ b/src/vs/workbench/contrib/notebook/browser/extensionPoint.ts
@@ -25,13 +25,15 @@ export interface INotebookEditorContribution {
 
 namespace NotebookRendererContribution {
 	export const viewType = 'viewType';
+	export const id = 'id';
 	export const displayName = 'displayName';
 	export const mimeTypes = 'mimeTypes';
 	export const entrypoint = 'entrypoint';
 }
 
 export interface INotebookRendererContribution {
-	readonly [NotebookRendererContribution.viewType]: string;
+	readonly [NotebookRendererContribution.id]?: string;
+	readonly [NotebookRendererContribution.viewType]?: string;
 	readonly [NotebookRendererContribution.displayName]: string;
 	readonly [NotebookRendererContribution.mimeTypes]?: readonly string[];
 	readonly [NotebookRendererContribution.entrypoint]: string;
@@ -94,18 +96,23 @@ const notebookProviderContribution: IJSONSchema = {
 const notebookRendererContribution: IJSONSchema = {
 	description: nls.localize('contributes.notebook.renderer', 'Contributes notebook output renderer provider.'),
 	type: 'array',
-	defaultSnippets: [{ body: [{ viewType: '', displayName: '', mimeTypes: [''] }] }],
+	defaultSnippets: [{ body: [{ id: '', displayName: '', mimeTypes: [''] }] }],
 	items: {
 		type: 'object',
 		required: [
-			NotebookRendererContribution.viewType,
+			NotebookRendererContribution.id,
 			NotebookRendererContribution.displayName,
 			NotebookRendererContribution.mimeTypes,
 			NotebookRendererContribution.entrypoint,
 		],
 		properties: {
+			[NotebookRendererContribution.id]: {
+				type: 'string',
+				description: nls.localize('contributes.notebook.renderer.viewType', 'Unique identifier of the notebook output renderer.'),
+			},
 			[NotebookRendererContribution.viewType]: {
 				type: 'string',
+				deprecationMessage: nls.localize('contributes.notebook.provider.viewType.deprecated', 'Rename `viewType` to `id`.'),
 				description: nls.localize('contributes.notebook.renderer.viewType', 'Unique identifier of the notebook output renderer.'),
 			},
 			[NotebookRendererContribution.displayName]: {
diff --git a/src/vs/workbench/contrib/notebook/browser/notebookServiceImpl.ts b/src/vs/workbench/contrib/notebook/browser/notebookServiceImpl.ts
index 7e0fb78f8aa..4fdbe29a434 100644
--- a/src/vs/workbench/contrib/notebook/browser/notebookServiceImpl.ts
+++ b/src/vs/workbench/contrib/notebook/browser/notebookServiceImpl.ts
@@ -293,8 +293,14 @@ export class NotebookService extends Disposable implements INotebookService, ICu
 						continue;
 					}
 
+					const id = notebookContribution.id ?? notebookContribution.viewType;
+					if (!id) {
+						console.error(`Notebook renderer from ${extension.description.identifier.value} is missing an 'id'`);
+						continue;
+					}
+
 					this.notebookRenderersInfoStore.add(new NotebookOutputRendererInfo({
-						id: notebookContribution.viewType,
+						id,
 						extension: extension.description,
 						entrypoint: notebookContribution.entrypoint,
 						displayName: notebookContribution.displayName,
@@ -302,8 +308,6 @@ export class NotebookService extends Disposable implements INotebookService, ICu
 					}));
 				}
 			}
-
-			// console.log(this.notebookRenderersInfoStore);
 		});
 
 		this._editorService.registerCustomEditorViewTypesHandler('Notebook', this);