diff --git a/src/vs/workbench/browser/parts/views/customView.ts b/src/vs/workbench/browser/parts/views/customView.ts
index 956b6c10e0ae95b6cbdd2cc9b8e99e98dec2d480..396151936b434bd627b957ae2ab3c8bc8fd3f79d 100644
--- a/src/vs/workbench/browser/parts/views/customView.ts
+++ b/src/vs/workbench/browser/parts/views/customView.ts
@@ -375,7 +375,7 @@ export class CustomTreeView extends Disposable implements ITreeView {
 				identityProvider: new CustomViewIdentityProvider(),
 				accessibilityProvider: {
 					getAriaLabel(element: ITreeItem): string {
-						return element.label ? element.label.label : '';
+						return element.tooltip ? element.tooltip : element.label ? element.label.label : '';
 					}
 				},
 				ariaLabel: this.title,