diff --git a/package-lock.json b/package-lock.json
index cf6a7c7..824d93c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -314,9 +314,9 @@
 			}
 		},
 		"typescript": {
-			"version": "3.9.5",
-			"resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.5.tgz",
-			"integrity": "sha512-hSAifV3k+i6lEoCJ2k6R2Z/rp/H3+8sdmcn5NrS3/3kE7+RyZXm9aqvxWqjEXHAd8b0pShatpcdMTvEdvAJltQ==",
+			"version": "4.1.3",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.3.tgz",
+			"integrity": "sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==",
 			"dev": true
 		},
 		"wrappy": {
diff --git a/package.json b/package.json
index 113f71c..9ad357d 100644
--- a/package.json
+++ b/package.json
@@ -71,6 +71,6 @@
     "prettier": "^1.19.1",
     "tslint": "^6.1.2",
     "tslint-config-prettier": "^1.18.0",
-    "typescript": "^3.9.5"
+    "typescript": "^4.1.3"
   }
 }