diff --git a/package-lock.json b/package-lock.json
index 1eebe7f2..cf7ee551 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,7 +41,7 @@
         "semantic-release": "24.2.0",
         "shx": "0.3.4",
         "sinon": "21.0.0",
-        "typescript": "5.7.2"
+        "typescript": "5.9.3"
       },
       "engines": {
         "node": ">=18.0.0"
@@ -13905,9 +13905,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.7.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.2.tgz",
-      "integrity": "sha512-i5t66RHxDvVN40HfDd1PsEThGNnlMCMT3jMUuoh9/0TaqWevNontacunWyN02LA9/fIbEWlcHZcgTKb9QoaLfg==",
+      "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 4f898519..da925a24 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "semantic-release": "24.2.0",
     "shx": "0.3.4",
     "sinon": "21.0.0",
-    "typescript": "5.7.2"
+    "typescript": "5.9.3"
   },
   "engines": {
     "node": ">=18.0.0"