diff --git a/package.json b/package.json
index 054070fdc4d8..b8222226c7d8 100644
--- a/package.json
+++ b/package.json
@@ -44,6 +44,6 @@
     "semver": "^7.3.4",
     "source-map-support": "^0.5.19",
     "terser": "^5.6.1",
-    "typescript": "^3.9.9"
+    "typescript": "^4.2.3"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 42f8d0801ab1..c770a4dab0e7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2616,10 +2616,10 @@ type-fest@^0.8.1:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.8.1.tgz#09e249ebde851d3b1e48d27c105444667f17b83d"
   integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==
 
-typescript@^3.9.9:
-  version "3.9.9"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.9.tgz#e69905c54bc0681d0518bd4d587cc6f2d0b1a674"
-  integrity sha512-kdMjTiekY+z/ubJCATUPlRDl39vXYiMV9iyeMuEuXZh2we6zz80uovNN2WlAxmmdE/Z/YQe+EbOEXB5RHEED3w==
+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==
 
 unicode-canonical-property-names-ecmascript@^1.0.4:
   version "1.0.4"