diff --git a/package.json b/package.json
index 69e5554042..fc318dbbc1 100644
--- a/package.json
+++ b/package.json
@@ -89,6 +89,6 @@
     "prettier": "^2.3.2",
     "snowpack": "2.11.1",
     "ts-node": "^9.1.1",
-    "typescript": "^4.3.5"
+    "typescript": "^4.2.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 34c84f98aa..fb38292405 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -14038,10 +14038,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@^4.3.5:
-  version "4.3.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.5.tgz#4d1c37cc16e893973c45a06886b7113234f119f4"
-  integrity sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==
+typescript@^4.2.4:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.4.tgz#8610b59747de028fda898a8aef0e103f156d0961"
+  integrity sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==
 
 uglify-js@^3.5.1:
   version "3.13.10"