diff --git a/src/main/macos-system-sleep-assertion.test.ts b/src/main/macos-system-sleep-assertion.test.ts
index de6544f2dd5..47d33f422c2 100644
--- a/src/main/macos-system-sleep-assertion.test.ts
+++ b/src/main/macos-system-sleep-assertion.test.ts
@@ -32,10 +32,14 @@ describe('MacosSystemSleepAssertion', () => {
 
     assertion.start('status-change')
 
-    expect(spawn).toHaveBeenCalledWith('/usr/bin/caffeinate', ['-i', '-s'], {
-      stdio: 'ignore',
-      windowsHide: true
-    })
+    expect(spawn).toHaveBeenCalledWith(
+      '/usr/bin/caffeinate',
+      ['-i', '-s', '-w', String(process.pid)],
+      {
+        stdio: 'ignore',
+        windowsHide: true
+      }
+    )
   })
 
   it('is a no-op off macOS', () => {
diff --git a/src/main/macos-system-sleep-assertion.ts b/src/main/macos-system-sleep-assertion.ts
index 1612df813e2..36e5d521a8a 100644
--- a/src/main/macos-system-sleep-assertion.ts
+++ b/src/main/macos-system-sleep-assertion.ts
@@ -71,7 +71,7 @@ export class MacosSystemSleepAssertion {
 
     let child: CaffeinateProcess
     try {
-      child = this.spawn('/usr/bin/caffeinate', ['-i', '-s'], {
+      child = this.spawn('/usr/bin/caffeinate', ['-i', '-s', '-w', String(process.pid)], {
         stdio: 'ignore',
         windowsHide: true
       })