diff --git a/code/builders/builder-webpack5/src/preview/iframe-webpack.config.ts b/code/builders/builder-webpack5/src/preview/iframe-webpack.config.ts
index 65b336be9f56..cfb599b0c316 100644
--- a/code/builders/builder-webpack5/src/preview/iframe-webpack.config.ts
+++ b/code/builders/builder-webpack5/src/preview/iframe-webpack.config.ts
@@ -324,18 +324,32 @@ export default async (
       sideEffects: true,
       usedExports: isProd,
       moduleIds: 'named',
-      minimizer: isProd
-        ? [
-            new TerserWebpackPlugin({
-              parallel: true,
-              terserOptions: {
-                sourceMap: true,
-                mangle: false,
-                keep_fnames: true,
-              },
-            }),
-          ]
-        : [],
+      ...(isProd
+        ? {
+            minimize: true,
+            minimizer: builderOptions.useSWC
+              ? [
+                  new TerserWebpackPlugin({
+                    minify: TerserWebpackPlugin.swcMinify,
+                    terserOptions: {
+                      sourceMap: true,
+                      mangle: false,
+                      keep_fnames: true,
+                    },
+                  }),
+                ]
+              : [
+                  new TerserWebpackPlugin({
+                    parallel: true,
+                    terserOptions: {
+                      sourceMap: true,
+                      mangle: false,
+                      keep_fnames: true,
+                    },
+                  }),
+                ],
+          }
+        : {}),
     },
     performance: {
       hints: isProd ? 'warning' : false,