diff --git a/package-lock.json b/package-lock.json
index 1dc61741..dd8f8356 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
                 "ts-jest": "^29.4.5",
                 "typedoc": "^0.27.9",
                 "typedoc-plugin-missing-exports": "^3.1.0",
-                "typescript": "^5.8.3"
+                "typescript": "^5.9.3"
             },
             "engines": {
                 "node": ">= 4"
@@ -4999,9 +4999,9 @@
             }
         },
         "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 a6c7b544..064670bf 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
         "ts-jest": "^29.4.5",
         "typedoc-plugin-missing-exports": "^3.1.0",
         "typedoc": "^0.27.9",
-        "typescript": "^5.8.3"
+        "typescript": "^5.9.3"
     },
     "jest": {
         "preset": "ts-jest",