diff --git a/versioned_docs/version-6.x/shared-webpack-configs.md b/versioned_docs/version-6.x/shared-webpack-configs.md
index fc39d4261..631b4cca6 100644
--- a/versioned_docs/version-6.x/shared-webpack-configs.md
+++ b/versioned_docs/version-6.x/shared-webpack-configs.md
@@ -104,6 +104,7 @@ module.exports = (webpackConfigEnv, argv) => {
     standaloneOptions: {},
   });
 
+  return merge(defaultConfig, {
      // modify the webpack config however you'd like to by adding to this object
   });
 };