diff --git a/src/Squidex/app-config/webpack.run.prod.js b/src/Squidex/app-config/webpack.run.prod.js
index 9ded6e3c5..c28cb6845 100644
--- a/src/Squidex/app-config/webpack.run.prod.js
+++ b/src/Squidex/app-config/webpack.run.prod.js
@@ -125,9 +125,7 @@ module.exports = webpackMerge(runConfig, {
                     }
                 },
                 extractComments: true
-            }),
-
-            new plugins.OptimizeCSSAssetsPlugin({})
+            })
         ]
     },