diff --git a/package.json b/package.json
index 2935005..0e895e2 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,6 @@
   "devDependencies": {
     "@types/express": "^4.17.8",
     "prettier": "^2.1.2",
-    "typescript": "^4.0.3"
+    "typescript": "^4.2.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index fab7bf7..aeba154 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -69,7 +69,7 @@ prettier@^2.1.2:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.1.2.tgz#3050700dae2e4c8b67c4c3f666cdb8af405e1ce5"
   integrity sha512-16c7K+x4qVlJg9rEbXl7HEGmQyZlG4R9AgP+oHKRMsMsuk8s+ATStlf1NpDqyBI1HpVyfjLOeMhH2LvuNvV5Vg==
 
-typescript@^4.0.3:
-  version "4.0.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.3.tgz#153bbd468ef07725c1df9c77e8b453f8d36abba5"
-  integrity sha512-tEu6DGxGgRJPb/mVPIZ48e69xCn2yRmCgYmDugAVwmJ6o+0u1RI18eO7E7WBTLYLaEVVOhwQmcdhQHweux/WPg==
+typescript@^4.2.2:
+  version "4.2.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.2.tgz#1450f020618f872db0ea17317d16d8da8ddb8c4c"
+  integrity sha512-tbb+NVrLfnsJy3M59lsDgrzWIflR4d4TIUjz+heUnHZwdF7YsrMTKoRERiIvI2lvBG95dfpLxB21WZhys1bgaQ==