diff --git a/package.json b/package.json
index fac6e13..380aa42 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "react": "^16.9.0",
     "react-dom": "^16.9.0",
     "react-scripts": "3.1.1",
-    "typescript": "3.5.3"
+    "typescript": "4.3.3"
   },
   "scripts": {
     "start": "react-scripts start",
diff --git a/yarn.lock b/yarn.lock
index e2a4c50..94f14ab 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10564,10 +10564,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@3.5.3:
-  version "3.5.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.5.3.tgz#c830f657f93f1ea846819e929092f5fe5983e977"
-  integrity sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==
+typescript@4.3.3:
+  version "4.3.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.3.tgz#5401db69bd3203daf1851a1a74d199cb3112c11a"
+  integrity sha512-rUvLW0WtF7PF2b9yenwWUi9Da9euvDRhmH7BLyBG4DCFfOJ850LGNknmRpp8Z8kXNUPObdZQEfKOiHtXuQHHKA==
 
 uglify-js@3.4.x:
   version "3.4.10"