diff --git a/infra/package.json b/infra/package.json
index bf70e6d3..aa94078a 100644
--- a/infra/package.json
+++ b/infra/package.json
@@ -8,7 +8,7 @@
     "aws-cdk": "1.88.0",
     "prettier": "^2.2.1",
     "ts-node": "^9.1.1",
-    "typescript": "^4.1.3"
+    "typescript": "^4.2.3"
   },
   "dependencies": {
     "@aws-cdk/aws-certificatemanager": "^1.70.0",
diff --git a/infra/yarn.lock b/infra/yarn.lock
index bf28b10c..6a9e60f0 100644
--- a/infra/yarn.lock
+++ b/infra/yarn.lock
@@ -1614,10 +1614,10 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-typescript@^4.1.3:
-  version "4.1.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.3.tgz#519d582bd94cba0cf8934c7d8e8467e473f53bb7"
-  integrity sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==
+typescript@^4.2.3:
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.3.tgz#39062d8019912d43726298f09493d598048c1ce3"
+  integrity sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==
 
 universalify@^0.1.0:
   version "0.1.2"