diff --git a/src/vs/workbench/contrib/notebook/browser/viewParts/notebookKernelActionViewItem.ts b/src/vs/workbench/contrib/notebook/browser/viewParts/notebookKernelActionViewItem.ts
index 8b8f92277e2..1e7b6980a23 100644
--- a/src/vs/workbench/contrib/notebook/browser/viewParts/notebookKernelActionViewItem.ts
+++ b/src/vs/workbench/contrib/notebook/browser/viewParts/notebookKernelActionViewItem.ts
@@ -6,7 +6,6 @@
 import 'vs/css!./notebookKernelActionViewItem';
 import { ActionViewItem } from 'vs/base/browser/ui/actionbar/actionViewItems';
 import { Action, IAction } from 'vs/base/common/actions';
-import { DisposableStore } from 'vs/base/common/lifecycle';
 import { localize } from 'vs/nls';
 import { ThemeIcon } from 'vs/platform/theme/common/themeService';
 import { executingStateIcon, selectKernelIcon } from 'vs/workbench/contrib/notebook/browser/notebookIcons';
@@ -18,7 +17,6 @@ import { INotebookEditor } from 'vs/workbench/contrib/notebook/browser/notebookB
 export class NotebooKernelActionViewItem extends ActionViewItem {
 
 	private _kernelLabel?: HTMLAnchorElement;
-	private _kernelDisposable: DisposableStore;
 
 	constructor(
 		actualAction: IAction,
@@ -34,7 +32,6 @@ export class NotebooKernelActionViewItem extends ActionViewItem {
 		this._register(_notebookKernelService.onDidChangeNotebookAffinity(this._update, this));
 		this._register(_notebookKernelService.onDidChangeSelectedNotebooks(this._update, this));
 		this._register(_notebookKernelService.onDidChangeSourceActions(this._update, this));
-		this._kernelDisposable = this._register(new DisposableStore());
 	}
 
 	override render(container: HTMLElement): void {
@@ -96,7 +93,6 @@ export class NotebooKernelActionViewItem extends ActionViewItem {
 	}
 
 	private _updateActionFromKernelInfo(info: INotebookKernelMatchResult): void {
-		this._kernelDisposable.clear();
 		this._action.enabled = true;
 		this._action.class = ThemeIcon.asClassName(selectKernelIcon);
 		const selectedOrSuggested = info.selected ?? (info.suggestions.length === 1 ? info.suggestions[0] : undefined);
@@ -107,12 +103,6 @@ export class NotebooKernelActionViewItem extends ActionViewItem {
 			if (!info.selected) {
 				// special UI for selected kernel?
 			}
-
-			this._kernelDisposable.add(selectedOrSuggested.onDidChange(e => {
-				if (e.state) {
-					this._action.label = this._generateKenrelLabel(selectedOrSuggested);
-				}
-			}));
 		} else {
 			// many kernels or no kernels
 			this._action.label = localize('select', "Select Kernel");
diff --git a/src/vs/workbench/services/actions/common/menusExtensionPoint.ts b/src/vs/workbench/services/actions/common/menusExtensionPoint.ts
index bceef1e438f..adf39476671 100644
--- a/src/vs/workbench/services/actions/common/menusExtensionPoint.ts
+++ b/src/vs/workbench/services/actions/common/menusExtensionPoint.ts
@@ -175,7 +175,7 @@ const apiMenus: IAPIMenu[] = [
 		key: 'notebook/kernelSource',
 		id: MenuId.NotebookKernelSource,
 		description: localize('notebook.kernelSource', "The contributed notebook kernel sources menu"),
-		proposed: 'notebookProxyController'
+		proposed: 'notebookKernelSource'
 	},
 	{
 		key: 'notebook/cell/title',
diff --git a/src/vs/workbench/services/extensions/common/extensionsApiProposals.ts b/src/vs/workbench/services/extensions/common/extensionsApiProposals.ts
index c562da5671f..d5ded005d72 100644
--- a/src/vs/workbench/services/extensions/common/extensionsApiProposals.ts
+++ b/src/vs/workbench/services/extensions/common/extensionsApiProposals.ts
@@ -38,10 +38,10 @@ export const allApiProposals = Object.freeze({
 	notebookEditor: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookEditor.d.ts',
 	notebookEditorDecorationType: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookEditorDecorationType.d.ts',
 	notebookEditorEdit: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookEditorEdit.d.ts',
+	notebookKernelSource: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookKernelSource.d.ts',
 	notebookLiveShare: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookLiveShare.d.ts',
 	notebookMessaging: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookMessaging.d.ts',
 	notebookMime: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookMime.d.ts',
-	notebookProxyController: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookProxyController.d.ts',
 	notebookWorkspaceEdit: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.notebookWorkspaceEdit.d.ts',
 	portsAttributes: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.portsAttributes.d.ts',
 	quickPickSortByLabel: 'https://raw.githubusercontent.com/microsoft/vscode/main/src/vscode-dts/vscode.proposed.quickPickSortByLabel.d.ts',
diff --git a/src/vscode-dts/vscode.proposed.notebookProxyController.d.ts b/src/vscode-dts/vscode.proposed.notebookKernelSource.d.ts
similarity index 100%
rename from src/vscode-dts/vscode.proposed.notebookProxyController.d.ts
rename to src/vscode-dts/vscode.proposed.notebookKernelSource.d.ts