diff --git a/packages/webapp/package.json b/packages/webapp/package.json
index 39dc841d..75ab9eec 100644
--- a/packages/webapp/package.json
+++ b/packages/webapp/package.json
@@ -50,7 +50,7 @@
         "@material-ui/lab": "^4.0.0-alpha.57",
         "@reduxjs/toolkit": "^1.5.0",
         "axios": "^0.14.0",
-        "moment": "^2.29.1",
+        "moment-mini": "^2.29.1",
         "react": "^17.0.0",
         "react-dom": "^17.0.0",
         "react-google-recaptcha": "^2.1.0",
diff --git a/packages/webapp/webpack.prod.js b/packages/webapp/webpack.prod.js
index 198317e7..55854d95 100644
--- a/packages/webapp/webpack.prod.js
+++ b/packages/webapp/webpack.prod.js
@@ -6,5 +6,6 @@ module.exports = merge(common, {
   devtool: 'source-map',
   optimization: {
     minimize: true,
+    usedExports: true
   },
 });