diff --git a/packages/plugin/webpack/src/WebpackPlugin.ts b/packages/plugin/webpack/src/WebpackPlugin.ts
index ce03bfc38f..b419c9f712 100644
--- a/packages/plugin/webpack/src/WebpackPlugin.ts
+++ b/packages/plugin/webpack/src/WebpackPlugin.ts
@@ -425,7 +425,7 @@ Your packaged app may be larger than expected if you dont ignore everything othe
           error: tab.log.bind(tab),
           warn: tab.log.bind(tab),
         },
-        publicPath: '/',
+        ...(this.isProd ? {} : { publicPath: '/' }),
         hot: true,
         historyApiFallback: true,
         writeToDisk: true,