diff --git a/package-lock.json b/package-lock.json
index 9153c75..700bfd0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12888,9 +12888,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.9.7",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.7.tgz",
-      "integrity": "sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index 7411a2b..c8116f6 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "json-schema-ref-parser": "^7.0.1",
     "ts-jest": "^24.0.0",
     "tslint": "^5.14.0",
-    "typescript": "^3.9.7"
+    "typescript": "^4.3.5"
   },
   "files": [
     "build"