diff --git a/package.json b/package.json
index 3cfe66c..72d7256 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "react": "^16.12.0",
     "react-test-renderer": "^16.12.0",
     "sinon": "^9.0.2",
-    "typescript": "^3.9.5"
+    "typescript": "^4.3.2"
   },
   "nyc": {
     "exclude": [