diff --git a/src/vs/vscode.d.ts b/src/vs/vscode.d.ts
index 52c6a90f94eaca9dd3859dfff066c979738f4445..207183cb8d805e9239e94e89daa54094502bc833 100644
--- a/src/vs/vscode.d.ts
+++ b/src/vs/vscode.d.ts
@@ -1500,7 +1500,7 @@ declare module 'vscode' {
 
 	/**
 	 * A file system watcher notifies about changes to files and folders
-	 * on disk.
+	 * on disk or from other [FileSystemProviders](#FileSystemProvider).
 	 *
 	 * To get an instance of a `FileSystemWatcher` use
 	 * [createFileSystemWatcher](#workspace.createFileSystemWatcher).