diff --git a/package.json b/package.json
index 73fa3245..4e9d5b41 100644
--- a/package.json
+++ b/package.json
@@ -184,7 +184,7 @@
     "morgan": "^1.6.1",
     "multi-rename": "^2.0.0",
     "nodemon": "^2.0.1",
-    "optimize-css-assets-webpack-plugin": "^5.0.0",
+    "optimize-css-assets-webpack-plugin": "^6.0.1",
     "philip": "^2.0.0",
     "place": "^1.1.4",
     "readjson": "^2.0.1",