diff --git a/webpack.l10n.config.babel.js b/webpack.l10n.config.babel.js
index 078203f684d..66b428c988d 100644
--- a/webpack.l10n.config.babel.js
+++ b/webpack.l10n.config.babel.js
@@ -69,7 +69,7 @@ const BABEL_QUERY = Object.assign({}, babelrcObject, {
 export default Object.assign({}, webpackConfig, {
   entry: { [appName]: `src/${appName}/client` },
   module: {
-    rules: getRules({ babelQuery: BABEL_QUERY });
+    rules: getRules({ babelQuery: BABEL_QUERY }),
   },
   plugins: [
     // Don't generate modules for locale files.