diff --git a/package-lock.json b/package-lock.json
index a0cf757..9cd76d9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,7 +29,7 @@
         "style-loader": "^4.0.0",
         "tfx-cli": "^0.21.1",
         "ts-loader": "~9.5.2",
-        "typescript": "^5.8.3",
+        "typescript": "^5.9.2",
         "webpack": "^5.99.9",
         "webpack-cli": "^6.0.1"
       }
@@ -6737,9 +6737,9 @@
       }
     },
     "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": "5.9.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
+      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index 936c856..ce1886f 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "style-loader": "^4.0.0",
     "tfx-cli": "^0.21.1",
     "ts-loader": "~9.5.2",
-    "typescript": "^5.8.3",
+    "typescript": "^5.9.2",
     "webpack": "^5.99.9",
     "webpack-cli": "^6.0.1"
   }