diff --git a/spec/path-watcher-spec.js b/spec/path-watcher-spec.js
index a2a9a4e6d..5f97338b1 100644
--- a/spec/path-watcher-spec.js
+++ b/spec/path-watcher-spec.js
@@ -7,6 +7,7 @@ import { promisify } from 'util';
 
 import { CompositeDisposable } from 'event-kit';
 import { watchPath, stopAllWatchers } from '../src/path-watcher';
+import { timeoutPromise } from './async-spec-helpers';
 
 temp.track();
 
@@ -21,6 +22,7 @@ describe('watchPath', function() {
   let subs;
 
   beforeEach(function() {
+    jasmine.useRealClock();
     subs = new CompositeDisposable();
   });
 
@@ -109,6 +111,12 @@ describe('watchPath', function() {
         waitForChanges(rootWatcher, subFile),
         waitForChanges(childWatcher, subFile)
       ]);
+
+      // In Windows64, in some situations nsfw (the currently default watcher)
+      // does not trigger the change events if they happen just after start watching,
+      // so we need to wait some time. More info: https://github.com/atom/atom/issues/19442
+      await timeoutPromise(300);
+
       await writeFile(subFile, 'subfile\n', { encoding: 'utf8' });
       await firstChanges;
 
@@ -156,6 +164,11 @@ describe('watchPath', function() {
       expect(subWatcher0.native).toBe(parentWatcher.native);
       expect(subWatcher1.native).toBe(parentWatcher.native);
 
+      // In Windows64, in some situations nsfw (the currently default watcher)
+      // does not trigger the change events if they happen just after start watching,
+      // so we need to wait some time. More info: https://github.com/atom/atom/issues/19442
+      await timeoutPromise(300);
+
       // Ensure events are filtered correctly
       await Promise.all([
         appendFile(rootFile, 'change\n', { encoding: 'utf8' }),