diff --git a/package.json b/package.json
index a7e789c2..b6de59c0 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,6 @@
     "js-yaml": "4.1.1",
     "prettier": "3.5.3",
     "ts-jest": "29.4.9",
-    "typescript": "5.3.3"
+    "typescript": "5.9.3"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index fbd1445a..4fd61b8a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3751,10 +3751,10 @@ typed-array-length@^1.0.4:
     for-each "^0.3.3"
     is-typed-array "^1.1.9"
 
-typescript@5.3.3:
-  version "5.3.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.3.3.tgz#b3ce6ba258e72e6305ba66f5c9b452aaee3ffe37"
-  integrity sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==
+typescript@5.9.3:
+  version "5.9.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.9.3.tgz#5b4f59e15310ab17a216f5d6cf53ee476ede670f"
+  integrity sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==
 
 uglify-js@^3.1.4:
   version "3.19.3"