diff --git a/package-lock.json b/package-lock.json
index 0dc693c..cdeba6b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
         "ts-mocha": "^11.1.0",
         "ts-node": "^10.9.2",
         "tslib": "^2.8.1",
-        "typescript": "^5.8.2"
+        "typescript": "^5.9.3"
       },
       "engines": {
         "node": ">=16.9.0"
@@ -2381,9 +2381,9 @@
       }
     },
     "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": "5.9.3",
+      "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 0d53542..3119a03 100644
--- a/package.json
+++ b/package.json
@@ -75,6 +75,6 @@
     "ts-mocha": "^11.1.0",
     "ts-node": "^10.9.2",
     "tslib": "^2.8.1",
-    "typescript": "^5.8.2"
+    "typescript": "^5.9.3"
   }
 }