diff --git a/demo/package.json b/demo/package.json
index 9f2095e1..ade2a90a 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -18,7 +18,7 @@
   "devDependencies": {
     "@types/react": "18.3.23",
     "@types/react-dom": "18.3.7",
-    "typescript": "5.8.3",
+    "typescript": "5.9.2",
     "vite": "7.0.6"
   }
 }
diff --git a/demo/yarn.lock b/demo/yarn.lock
index 1acd95cd..c137d20a 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -428,10 +428,10 @@ tinyglobby@^0.2.14:
     fdir "^6.4.4"
     picomatch "^4.0.2"
 
-typescript@5.8.3:
-  version "5.8.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.8.3.tgz#92f8a3e5e3cf497356f4178c34cd65a7f5e8440e"
-  integrity sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==
+typescript@5.9.2:
+  version "5.9.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.9.2.tgz#d93450cddec5154a2d5cabe3b8102b83316fb2a6"
+  integrity sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==
 
 vite@7.0.6:
   version "7.0.6"
diff --git a/package.json b/package.json
index 5fc57e80..e06c13e3 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "react": "18.3.1",
     "react-dom": "18.3.1",
     "rimraf": "6.0.1",
-    "typescript": "5.8.3",
+    "typescript": "5.9.2",
     "vitest": "3.2.4"
   },
   "prettier": {
diff --git a/yarn.lock b/yarn.lock
index 5e20a3dc..37a73c05 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1497,10 +1497,10 @@ tr46@^5.1.0:
   dependencies:
     punycode "^2.3.1"
 
-typescript@5.8.3:
-  version "5.8.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.8.3.tgz#92f8a3e5e3cf497356f4178c34cd65a7f5e8440e"
-  integrity sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==
+typescript@5.9.2:
+  version "5.9.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.9.2.tgz#d93450cddec5154a2d5cabe3b8102b83316fb2a6"
+  integrity sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==
 
 undici-types@~6.19.2:
   version "6.19.8"