diff --git a/src/vscode-dts/vscode.d.ts b/src/vscode-dts/vscode.d.ts
index 49940ee2c10..5e46124e664 100644
--- a/src/vscode-dts/vscode.d.ts
+++ b/src/vscode-dts/vscode.d.ts
@@ -10456,7 +10456,7 @@ declare module 'vscode' {
 		export const state: WindowState;
 
 		/**
-		 * An {@link Event} which fires when the focus state of the current window
+		 * An {@link Event} which fires when the focus or activity state of the current window
 		 * changes. The value of the event represents whether the window is focused.
 		 */
 		export const onDidChangeWindowState: Event<WindowState>;