diff --git a/media_commons_booking_app/webpack.config.js b/media_commons_booking_app/webpack.config.js
index 27612db6..ca2b3cef 100755
--- a/media_commons_booking_app/webpack.config.js
+++ b/media_commons_booking_app/webpack.config.js
@@ -294,7 +294,7 @@ const clientConfigs = clientEntrypoints.map((clientEntrypoint) => {
       }),
       new HtmlWebpackPlugin({
         template: clientEntrypoint.template,
-        filename: `${clientEntrypoint.filename}${isProd ? '' : ''}.html`,
+        filename: `${clientEntrypoint.filename}${isProd ? '' : '-impl'}.html`,
         inlineSource: '^/.*(js|css)$', // embed all js and css inline, exclude packages from dynamic cdn insertion
         scriptLoading: 'blocking',
         inject: 'body',