diff --git a/package.json b/package.json
index baf022bd..4efccbaa 100644
--- a/package.json
+++ b/package.json
@@ -50,6 +50,6 @@
     "eslint-plugin-react-hooks": "^4.0.5",
     "eslint-plugin-standard": "^4.0.1",
     "prettier": "^2.0.5",
-    "typescript": "^3.9.6"
+    "typescript": "^4.0.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index c8691e74..a599d309 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10260,10 +10260,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@^3.9.6:
-  version "3.9.6"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.6.tgz#8f3e0198a34c3ae17091b35571d3afd31999365a"
-  integrity sha512-Pspx3oKAPJtjNwE92YS05HQoY7z2SFyOpHo9MqJor3BXAGNaPUs83CuVp9VISFkSjyRfiTpmKuAYGJB7S7hOxw==
+typescript@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.2.tgz#7ea7c88777c723c681e33bf7988be5d008d05ac2"
+  integrity sha512-e4ERvRV2wb+rRZ/IQeb3jm2VxBsirQLpQhdxplZ2MEzGvDkkMmPglecnNDfSUBivMjP93vRbngYYDQqQ/78bcQ==
 
 unherit@^1.0.4:
   version "1.1.3"