diff --git a/package.json b/package.json
index 6af98685..8762d0bb 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "react-dom": "^16.4.0",
     "tslint-config-prettier": "^1.17.0",
     "tslint-react": "^5.0.0",
-    "typescript": "3.x"
+    "typescript": "4.x"
   },
   "pre-commit": [
     "lint",