diff --git a/packages/osd-optimizer/src/worker/webpack.config.ts b/packages/osd-optimizer/src/worker/webpack.config.ts
index 8bf02afb2584..a841d418a0b2 100644
--- a/packages/osd-optimizer/src/worker/webpack.config.ts
+++ b/packages/osd-optimizer/src/worker/webpack.config.ts
@@ -206,7 +206,7 @@ export function getWebpackConfig(bundle: Bundle, bundleRefs: BundleRefs, worker:
         {
           test: /\.(js|tsx?)$/,
           // vega-lite and some of its dependencies don't have es5 builds
-          // so we need to build from source and transpiled for webpack v4
+          // so we need to build from source and transpile for webpack v4
           exclude: /[\/\\]node_modules[\/\\](?!vega-(lite|label|functions)[\/\\])/,
           use: {
             loader: 'babel-loader',