diff --git a/src/vs/workbench/contrib/performance/electron-sandbox/startupTimings.ts b/src/vs/workbench/contrib/performance/electron-sandbox/startupTimings.ts
index f094338f9d6d2b2990f87a9881501a51ca072021..f0dcc668f43346b1325c7b0fcfef0cb2ed6d1ac9 100644
--- a/src/vs/workbench/contrib/performance/electron-sandbox/startupTimings.ts
+++ b/src/vs/workbench/contrib/performance/electron-sandbox/startupTimings.ts
@@ -22,6 +22,7 @@ import { ITimerService } from 'vs/workbench/services/timer/browser/timerService'
 import { IFileService } from 'vs/platform/files/common/files';
 import { URI } from 'vs/base/common/uri';
 import { VSBuffer } from 'vs/base/common/buffer';
+import { IWorkspaceTrustManagementService } from 'vs/platform/workspace/common/workspaceTrust';
 
 export class StartupTimings implements IWorkbenchContribution {
 
@@ -36,7 +37,8 @@ export class StartupTimings implements IWorkbenchContribution {
 		@ILifecycleService private readonly _lifecycleService: ILifecycleService,
 		@IUpdateService private readonly _updateService: IUpdateService,
 		@INativeWorkbenchEnvironmentService private readonly _environmentService: INativeWorkbenchEnvironmentService,
-		@IProductService private readonly _productService: IProductService
+		@IProductService private readonly _productService: IProductService,
+		@IWorkspaceTrustManagementService private readonly _workspaceTrustService: IWorkspaceTrustManagementService,
 	) {
 		//
 		this._report().catch(onUnexpectedError);
@@ -78,6 +80,7 @@ export class StartupTimings implements IWorkbenchContribution {
 	private async _isStandardStartup(): Promise<string | undefined> {
 		// check for standard startup:
 		// * new window (no reload)
+		// * workspace is trusted
 		// * just one window
 		// * explorer viewlet visible
 		// * one text editor (not multiple, not webview, welcome etc...)
@@ -85,6 +88,9 @@ export class StartupTimings implements IWorkbenchContribution {
 		if (this._lifecycleService.startupKind !== StartupKind.NewWindow) {
 			return StartupKindToString(this._lifecycleService.startupKind);
 		}
+		if (!this._workspaceTrustService.isWorkpaceTrusted()) {
+			return 'Workspace not trusted';
+		}
 		const windowCount = await this._nativeHostService.getWindowCount();
 		if (windowCount !== 1) {
 			return 'Expected window count : 1, Actual : ' + windowCount;