diff --git a/package-lock.json b/package-lock.json
index 5a6931c..b6de35c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12570,9 +12570,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.5.1",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.5.1.tgz",
-      "integrity": "sha512-64HkdiRv1yYZsSe4xC1WVgamNigVYjlssIoaH2HcZF0+ijsk5YK2g0G34w9wJkze8+5ow4STd22AynfO6ZYYLw==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index 2527710..0f3b460 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "react-scripts": "^3.0.1",
     "ts-jest": "^24.0.2",
     "tslint": "^5.17.0",
-    "typescript": "^3.5.1"
+    "typescript": "^4.3.5"
   },
   "browserslist": {
     "production": [