diff --git a/package.json b/package.json
index 14007f9..3acdee3 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "tslint-etc": "1.13.10",
     "tslint-microsoft-contrib": "6.2.0",
     "tslint-sonarts": "1.9.0",
-    "typescript": "4.3.3"
+    "typescript": "4.3.4"
   },
   "nyc": {
     "extends": "@istanbuljs/nyc-config-typescript"
diff --git a/yarn.lock b/yarn.lock
index 209bdd2..442fe42 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4728,10 +4728,10 @@ typedarray@^0.0.6:
   resolved "https://artifacts.apextoaster.com/repository/group-npm/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@4.3.3:
-  version "4.3.3"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/typescript/-/typescript-4.3.3.tgz#5401db69bd3203daf1851a1a74d199cb3112c11a"
-  integrity sha512-rUvLW0WtF7PF2b9yenwWUi9Da9euvDRhmH7BLyBG4DCFfOJ850LGNknmRpp8Z8kXNUPObdZQEfKOiHtXuQHHKA==
+typescript@4.3.4:
+  version "4.3.4"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/typescript/-/typescript-4.3.4.tgz#3f85b986945bcf31071decdd96cf8bfa65f9dcbc"
+  integrity sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==
 
 typescript@^3.0.0:
   version "3.6.3"