diff --git a/packages/win32-api/src/util/user32/GetWindowTextW.ts b/packages/win32-api/src/util/user32/GetWindowTextW.ts
index 37829713..41316946 100644
--- a/packages/win32-api/src/util/user32/GetWindowTextW.ts
+++ b/packages/win32-api/src/util/user32/GetWindowTextW.ts
@@ -34,6 +34,6 @@ export async function GetWindowTextW(
   const len2 = Math.min(resLength, nMaxCount - 1)
 
   const title = bufferToString(buf, len2)
-  return title ?? ''
+  return title || ''
 }
 
diff --git a/packages/win32-api/test/root.config.ts b/packages/win32-api/test/root.config.ts
index 10b96156..17a7c9d6 100644
--- a/packages/win32-api/test/root.config.ts
+++ b/packages/win32-api/test/root.config.ts
@@ -1,6 +1,7 @@
 import { join } from 'node:path'
 
 import { genCurrentDirname } from '@waiting/shared-core'
+
 import { isWinLocaleChinese } from './util.js'
 
 
@@ -19,7 +20,7 @@ export interface TestConfig {
   testDir: string
   testAppDir: string
   CI: boolean
-  isWinChinese : boolean
+  isWinChinese: boolean
 }
 
 const testAppDir = join(testDir, 'fixtures', 'base-app')