diff --git a/tests/integration/cli/build-watch/build.test.ts b/tests/integration/cli/build-watch/build.test.ts
index dd9d6d189..545c1f4b5 100644
--- a/tests/integration/cli/build-watch/build.test.ts
+++ b/tests/integration/cli/build-watch/build.test.ts
@@ -58,11 +58,12 @@ export default defineConfig({
 describe('build --watch should handle add / change / unlink', async () => {
   test('basic', async () => {
     const tempSrcPath = path.join(__dirname, 'test-temp-src');
+    const tempConfigFile = path.join(__dirname, 'test-temp-rslib.config.mjs');
     await fse.remove(tempSrcPath);
     await fse.remove(path.join(__dirname, 'dist'));
-    await fse.copy(path.join(__dirname, 'src'), path.resolve(tempSrcPath));
-    const tempConfigFile = path.join(__dirname, 'test-temp-rslib.config.mjs');
     await fse.remove(tempConfigFile);
+
+    await fse.copy(path.join(__dirname, 'src'), path.resolve(tempSrcPath));
     fse.outputFileSync(
       tempConfigFile,
       `import { defineConfig } from '@rslib/core';
@@ -102,11 +103,11 @@ export default defineConfig({
         shell: true,
       },
     );
-
     await awaitFileExists(distIndexFile);
 
     fse.outputFileSync(srcFooFile, `export const foo = 'foo';`);
     fse.outputFileSync(srcFoo2File, `export const foo2 = 'foo2';`);
+    await awaitFileExists(distFooFile);
     await awaitFileExists(distFoo2File);
     const content1 = await fse.readFile(distFooFile, 'utf-8');
     expect(content1!).toMatchInlineSnapshot(`
@@ -126,7 +127,7 @@ export default defineConfig({
     fse.removeSync(srcIndexFile);
 
     // change
-    const wait = await awaitFileChanges(distFooFile);
+    const wait = await awaitFileChanges(distFooFile, 'foo1');
     fse.outputFileSync(srcFooFile, `export const foo = 'foo1';`);
     await wait();
     const content3 = await fse.readFile(distFooFile, 'utf-8');
diff --git a/tests/scripts/helper.ts b/tests/scripts/helper.ts
index 83b52f0ba..22e7e6d3c 100644
--- a/tests/scripts/helper.ts
+++ b/tests/scripts/helper.ts
@@ -95,13 +95,16 @@ export const awaitFileExists = async (dir: string) => {
   }
 };
 
-export const awaitFileChanges = async (file: string) => {
+export const awaitFileChanges = async (file: string, content: string) => {
   const oldContent = await fse.readFile(file, 'utf-8');
   return async () => {
     const result = await waitFor(
       () => {
         try {
-          return fse.readFileSync(file, 'utf-8') !== oldContent;
+          return (
+            fse.readFileSync(file, 'utf-8') !== oldContent &&
+            fse.readFileSync(file, 'utf-8').includes(content)
+          );
         } catch (e) {
           return false;
         }