diff --git a/package-lock.json b/package-lock.json
index b982af2..2a2f0ff 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -966,9 +966,9 @@
       }
     },
     "typescript": {
-      "version": "2.7.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.7.2.tgz",
-      "integrity": "sha512-p5TCYZDAO0m4G344hD+wx/LATebLWZNkkh2asWUFqSsD2OrDNhbAHuSjobrmsUmdzjJjEeZVU9g1h3O6vpstnw==",
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.6.tgz",
+      "integrity": "sha512-+eGgIo8Fl3l2B9Red9Q3VIkjMlUmaqELTJlsMqnHRe8V85DxJtr1q6Omjs0xBzXl0foNfCWu0fTf4jZ2LyWKPw==",
       "dev": true
     },
     "typescript-formatter": {
diff --git a/package.json b/package.json
index 045690f..6c9c090 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "rimraf": "^2.6.2",
     "ts-node": "^5.0.0",
     "tslint": "^5.9.1",
-    "typescript": "^2.7.2",
+    "typescript": "^4.0.6",
     "typescript-formatter": "^7.1.0"
   }
 }