diff --git a/package.json b/package.json
index 8b3ca50..92dc844 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
         "prettier": "2.1.2",
         "ts-node": "10.1.0",
         "typedoc": "0.21.4",
-        "typescript": "4.0.5"
+        "typescript": "4.3.5"
     },
     "files": [
         "dist"
diff --git a/yarn.lock b/yarn.lock
index 84af6f5..1223a00 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3239,10 +3239,10 @@ typedoc@0.21.4:
     shiki "^0.9.3"
     typedoc-default-themes "^0.12.10"
 
-typescript@4.0.5:
-  version "4.0.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.5.tgz#ae9dddfd1069f1cb5beb3ef3b2170dd7c1332389"
-  integrity sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==
+typescript@4.3.5:
+  version "4.3.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.5.tgz#4d1c37cc16e893973c45a06886b7113234f119f4"
+  integrity sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==
 
 uglify-js@^3.1.4:
   version "3.11.6"