diff --git a/internal/webui/package-lock.json b/internal/webui/package-lock.json
index 17a9e80..a4b0964 100644
--- a/internal/webui/package-lock.json
+++ b/internal/webui/package-lock.json
@@ -49,7 +49,7 @@
         "eslint-plugin-react-refresh": "^0.4.26",
         "jsdom": "^29.0.2",
         "prettier": "^3.8.2",
-        "typescript": "^5.7.0",
+        "typescript": "^6.0.3",
         "typescript-eslint": "^8.58.2",
         "vite": "^8.0.8",
         "vitest": "^4.1.4",
@@ -4229,7 +4229,7 @@
       "version": "19.2.14",
       "resolved": "https://registry.npmjs.org/@types/react/-/react-19.2.14.tgz",
       "integrity": "sha512-ilcTH/UniCkMdtexkoCN0bI7pMcJDvmQFPvuPvmEaYA/NSfFTAgdUSLAoVjaRJm7+6PvcM+q1zYOwS4wTYMF9w==",
-      "dev": true,
+      "devOptional": true,
       "license": "MIT",
       "dependencies": {
         "csstype": "^3.2.2"
@@ -4239,7 +4239,7 @@
       "version": "19.2.3",
       "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-19.2.3.tgz",
       "integrity": "sha512-jp2L/eY6fn+KgVVQAOqYItbF0VY/YApe5Mz2F0aykSO8gx31bYCZyvSeYxCHKvzHG5eZjc+zyaS5BrBWya2+kQ==",
-      "dev": true,
+      "devOptional": true,
       "license": "MIT",
       "peerDependencies": {
         "@types/react": "^19.2.0"
@@ -4923,7 +4923,7 @@
       "version": "3.2.3",
       "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.2.3.tgz",
       "integrity": "sha512-z1HGKcYy2xA8AGQfwrn0PAy+PB7X/GSj3UVJW9qKyn43xWa+gl5nXmU4qqLMRzWVLFC8KusUX8T/0kCiOYpAIQ==",
-      "dev": true,
+      "devOptional": true,
       "license": "MIT"
     },
     "node_modules/data-urls": {
@@ -6980,9 +6980,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/internal/webui/package.json b/internal/webui/package.json
index 37cceb0..4d5070e 100644
--- a/internal/webui/package.json
+++ b/internal/webui/package.json
@@ -57,7 +57,7 @@
     "eslint-plugin-react-refresh": "^0.4.26",
     "jsdom": "^29.0.2",
     "prettier": "^3.8.2",
-    "typescript": "^5.7.0",
+    "typescript": "^6.0.3",
     "typescript-eslint": "^8.58.2",
     "vite": "^8.0.8",
     "vitest": "^4.1.4",