diff --git a/build/bin/build-lib.js b/build/bin/build-lib.js
index 69204066c..5c1706e17 100644
--- a/build/bin/build-lib.js
+++ b/build/bin/build-lib.js
@@ -51,7 +51,8 @@ log('Starting', 'build:style-entries');
 Object.keys(components).forEach((componentName) => {
   const dir = path.join(__dirname, '../../lib/', componentName, '/style');
   const file = path.join(dir, 'index.js');
-  const content = `require('../../vant-css/${componentName}.css');`;
+  const cssPath = path.join(__dirname, '../../lib/vant-css/', `${componentName}.css`);
+  const content = fs.existsSync(cssPath) ? `require('../../vant-css/${componentName}.css');` : '';
   mkdir(dir);
   writeFile(file, content);
 });