diff --git a/types/atom/index.d.ts b/types/atom/index.d.ts
index 4adac61dc1..47cc23d0c3 100644
--- a/types/atom/index.d.ts
+++ b/types/atom/index.d.ts
@@ -24,7 +24,7 @@ declare global {
  *  Project::onDidChangeFiles instead.
  */
 export function watchPath(rootPath: string, options: {}, eventCallback: (events:
-    FilesystemChangeEvent) => void): PathWatcher;
+    FilesystemChangeEvent) => void): Promise<PathWatcher>;
 
 // Essential Classes ==========================================================