diff --git a/package-lock.json b/package-lock.json
index 23a4ab2..540d9a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
       "devDependencies": {
         "@vitejs/plugin-vue": "^6.0.1",
         "@vue/tsconfig": "^0.9.0",
-        "typescript": "~5.8.3",
+        "typescript": "~5.9.0",
         "vite": "^7.1.2",
         "vue-tsc": "^3.0.5"
       }
@@ -1325,9 +1325,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "devOptional": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index f69d7b1..7ebc15f 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   "devDependencies": {
     "@vitejs/plugin-vue": "^6.0.1",
     "@vue/tsconfig": "^0.9.0",
-    "typescript": "~5.8.3",
+    "typescript": "~5.9.0",
     "vite": "^7.1.2",
     "vue-tsc": "^3.0.5"
   }