diff --git a/package.json b/package.json
index 765ea55..013c90c 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
     "tslint-etc": "1.13.7",
     "tslint-microsoft-contrib": "6.2.0",
     "tslint-sonarts": "1.9.0",
-    "typescript": "4.0.3"
+    "typescript": "4.0.5"
   },
   "nyc": {
     "extends": "@istanbuljs/nyc-config-typescript"
diff --git a/yarn.lock b/yarn.lock
index 7a7f72a..d0ef707 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4584,10 +4584,10 @@ typedarray@^0.0.6:
   resolved "https://artifacts.apextoaster.com/repository/group-npm/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@4.0.3:
-  version "4.0.3"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/typescript/-/typescript-4.0.3.tgz#153bbd468ef07725c1df9c77e8b453f8d36abba5"
-  integrity sha512-tEu6DGxGgRJPb/mVPIZ48e69xCn2yRmCgYmDugAVwmJ6o+0u1RI18eO7E7WBTLYLaEVVOhwQmcdhQHweux/WPg==
+typescript@4.0.5:
+  version "4.0.5"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/typescript/-/typescript-4.0.5.tgz#ae9dddfd1069f1cb5beb3ef3b2170dd7c1332389"
+  integrity sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==
 
 typescript@^3.0.0:
   version "3.6.3"