diff --git a/package-lock.json b/package-lock.json
index 1247349..c03147e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4851,9 +4851,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.7.4.tgz",
-      "integrity": "sha512-A25xv5XCtarLwXpcDNZzCGvW2D1S3/bACratYBx2sax8PefsFhlYmkQicKHvpYflFS8if4zne5zT5kpJ7pzuvw==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "unc-path-regex": {
diff --git a/package.json b/package.json
index 0cc5949..6f8055a 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "mocha-typescript": "^1.0.23",
     "toml": "^3.0.0",
     "ts-node": "^8.3.0",
-    "typescript": "^3.6.2",
+    "typescript": "^4.3.5",
     "web-request": "^1.0.7"
   }
 }