diff --git a/package-lock.json b/package-lock.json
index 74b59e6..bc0edf6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,8 +14,8 @@
         "plotly.js-dist-min": "2.35.3"
       },
       "devDependencies": {
-        "release-it": "^20.2.1",
         "typescript": "^5.9.2",
+        "typescript": "^6.0.3",
         "vite": "^7.0.5",
         "vite-plugin-web-extension": "^4.4.5",
         "webextension-polyfill": "^0.12.0"
@@ -4847,9 +4847,9 @@
       "license": "MIT"
     },
     "node_modules/typescript": {
-      "version": "5.9.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
-      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
+      "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/package.json b/package.json
index 3b67f38..8bbbe97 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   },
   "devDependencies": {
     "release-it": "^20.2.1",
-    "typescript": "^5.9.2",
+    "typescript": "^6.0.3",
     "vite": "^7.0.5",
     "vite-plugin-web-extension": "^4.4.5",
     "webextension-polyfill": "^0.12.0"