diff --git a/plugins/webpack-fui-worker-plugin/empty.js b/plugins/webpack-fui-worker-plugin/empty.js
new file mode 100644
index 000000000..e69de29bb
diff --git a/plugins/webpack-fui-worker-plugin/worker-loader.js b/plugins/webpack-fui-worker-plugin/worker-loader.js
index dd47d0b70..3dcb8de6c 100644
--- a/plugins/webpack-fui-worker-plugin/worker-loader.js
+++ b/plugins/webpack-fui-worker-plugin/worker-loader.js
@@ -67,6 +67,22 @@ function loader() {
         entryOnly: true,
     }).apply(childCompiler);
 
+    // 去除源码中的less css引用
+    const regExp = /\.(css|less)$/;
+
+    new webpack.NormalModuleReplacementPlugin(
+        regExp,
+        result => {
+            if (regExp.test(result.request)) {
+                result.request = resolve(__dirname, './empty.js');
+            }
+
+            if (regExp.test(result.resource)) {
+                result.resource = resolve(__dirname, './empty.js');
+            }
+        },
+    ).apply(childCompiler);
+
     const subCache = `subcache ${__dirname} ${workerEntry}`;
     childCompiler.hooks.compilation.tap(WorkerLoaderName, compilation => {
         if (compilation.cache) {