diff --git a/package-lock.json b/package-lock.json
index 92ba6bda..13ee9fb1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,7 @@
         "eslint-plugin-prettier": "5.5.4",
         "husky": "^9.0.11",
         "prettier": "3.6.2",
-        "typescript": "5.7.3"
+        "typescript": "5.9.3"
       },
       "engines": {
         "node": ">=20.0.0"
@@ -3260,9 +3260,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.3.tgz",
-      "integrity": "sha512-84MVSjMEHP+FQRPy3pX9sTVV/INIex71s9TL2Gm5FG/WG1SqXeKyZ0k7/blY/4FdOzI12CBy1vGc4og/eus0fw==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -5580,9 +5580,9 @@
       }
     },
     "typescript": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.3.tgz",
-      "integrity": "sha512-84MVSjMEHP+FQRPy3pX9sTVV/INIex71s9TL2Gm5FG/WG1SqXeKyZ0k7/blY/4FdOzI12CBy1vGc4og/eus0fw==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true
     },
     "undici-types": {
diff --git a/package.json b/package.json
index b4ef81e2..a1120f53 100644
--- a/package.json
+++ b/package.json
@@ -50,6 +50,6 @@
     "eslint-plugin-prettier": "5.5.4",
     "husky": "^9.0.11",
     "prettier": "3.6.2",
-    "typescript": "5.7.3"
+    "typescript": "5.9.3"
   }
 }