diff --git a/internal/dev_server/ui/package-lock.json b/internal/dev_server/ui/package-lock.json
index d4302f6b..c234be04 100644
--- a/internal/dev_server/ui/package-lock.json
+++ b/internal/dev_server/ui/package-lock.json
@@ -35,7 +35,7 @@
         "eslint-plugin-react-hooks": "4.6.2",
         "eslint-plugin-react-refresh": "0.4.7",
         "globals": "15.15.0",
-        "prettier": "3.3.2",
+        "prettier": "3.8.4",
         "typescript": "5.2.2",
         "typescript-eslint": "8.24.1",
         "vite": "6.4.1",
@@ -7998,10 +7998,11 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.3.2.tgz",
-      "integrity": "sha512-rAVeHYMcv8ATV5d508CFdn+8/pHPpXeIid1DdrPwXnaAdH7cqjVbpJaT5eq4yRAFU/lsbwYwSF/n5iNrdJHPQA==",
+      "version": "3.8.4",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.4.tgz",
+      "integrity": "sha512-N2MylSdi48+5N/6S5j+maeHbUSIzzZ5uOcX5Hm4QpV8Dkb1HFjfAKTKX6yNPJQD9AhcT3ifHNB66tWTTJDi11Q==",
       "dev": true,
+      "license": "MIT",
       "bin": {
         "prettier": "bin/prettier.cjs"
       },
diff --git a/internal/dev_server/ui/package.json b/internal/dev_server/ui/package.json
index 7d15a5e1..b03a6aab 100644
--- a/internal/dev_server/ui/package.json
+++ b/internal/dev_server/ui/package.json
@@ -39,7 +39,7 @@
     "eslint-plugin-react-hooks": "4.6.2",
     "eslint-plugin-react-refresh": "0.4.7",
     "globals": "15.15.0",
-    "prettier": "3.3.2",
+    "prettier": "3.8.4",
     "typescript": "5.2.2",
     "typescript-eslint": "8.24.1",
     "vite": "6.4.1",