diff --git a/tools/plotter/www/package.json b/tools/plotter/www/package.json
index 87f6fd3412..96edda0270 100644
--- a/tools/plotter/www/package.json
+++ b/tools/plotter/www/package.json
@@ -30,7 +30,7 @@
   "devDependencies": {
     "webpack": "^4.43.0",
     "webpack-cli": "^3.3.11",
-    "webpack-dev-server": "^3.10.3",
+    "webpack-dev-server": "^5.2.2",
     "copy-webpack-plugin": "^5.0.0"
   }
 }