diff --git a/src/vs/vscode.d.ts b/src/vs/vscode.d.ts
index 679697af4cec6..9fc440f5f22ee 100644
--- a/src/vs/vscode.d.ts
+++ b/src/vs/vscode.d.ts
@@ -1495,7 +1495,7 @@ declare module 'vscode' {
 		/**
 		 * An optional function that is invoked whenever an item is selected.
 		 */
-		onDidSelectItem?<T extends QuickPickItem>(item: T | string): any;
+		onDidSelectItem?(item: QuickPickItem | string): any;
 	}
 
 	/**