diff --git a/package-lock.json b/package-lock.json
index 3f79b08..3e29f71 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "jsdom": "^25.0.1",
         "svelte": "^5",
         "svelte-check": "^4",
-        "typescript": "^5",
+        "typescript": "^6",
         "vite": "^6",
         "vitest": "^2.1.9"
       }
@@ -3739,9 +3739,9 @@
       }
     },
     "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/package.json b/package.json
index 6626582..b11d2de 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "jsdom": "^25.0.1",
     "svelte": "^5",
     "svelte-check": "^4",
-    "typescript": "^5",
+    "typescript": "^6",
     "vite": "^6",
     "vitest": "^2.1.9"
   }