diff --git a/package-lock.json b/package-lock.json
index 040feb8..23e6137 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "@types/react-dom": "^19.1.2",
         "postcss": "^8.5.3",
         "tailwindcss": "^4.1.4",
-        "typescript": "^5.8.3"
+        "typescript": "^5.9.3"
       }
     },
     "node_modules/@alloc/quick-lru": {
@@ -5664,9 +5664,9 @@
       "license": "0BSD"
     },
     "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==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index cf89f36..177dc12 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "@types/node": "22.15.21",
     "@types/react": "^19.1.2",
     "@types/react-dom": "^19.1.2",
-    "typescript": "^5.8.3",
+    "typescript": "^5.9.3",
     "@types/mdx": "^2.0.13",
     "@tailwindcss/postcss": "^4.1.4",
     "tailwindcss": "^4.1.4",