diff --git a/packages/vant-cli/cjs/postcss.config.cjs b/packages/vant-cli/cjs/postcss.config.cjs
index 4f108dfa0..4e6f16b9d 100644
--- a/packages/vant-cli/cjs/postcss.config.cjs
+++ b/packages/vant-cli/cjs/postcss.config.cjs
@@ -14,11 +14,15 @@ function getPostcssPlugins(rootConfig) {
   const plugins = rootConfig.plugins || [];
 
   if (Array.isArray(plugins)) {
-    const hasPostcssPlugin = plugins.find(
-      (plugin) =>
-        plugin === 'autoprefixer' && plugin.postcssPlugin === 'autoprefixer'
+    const hasAutoprefixerPlugin = plugins.find(
+      (plugin) => {
+        if (typeof plugin === 'object')  {
+          return plugin.postcssPlugin === 'autoprefixer';
+        }
+        return plugin === 'autoprefixer';
+      }
     );
-    if (hasPostcssPlugin) {
+    if (hasAutoprefixerPlugin) {
       return plugins;
     }