diff --git a/package-lock.json b/package-lock.json
index 4d4fb45..f861b9c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5070,9 +5070,9 @@
       }
     },
     "typescript": {
-      "version": "3.6.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.2.tgz",
-      "integrity": "sha512-lmQ4L+J6mnu3xweP8+rOrUwzmN+MRAj7TgtJtDaXE5PMyX2kCrklhg3rvOsOIfNeAWMQWO2F1GPc1kMD2vLAfw==",
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
+      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index c0b40c7..ea8b74d 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "jest": "^24.8.0",
     "ts-jest": "^24.0.2",
     "tslint": "^5.17.0",
-    "typescript": "^3.5.1"
+    "typescript": "^4.1.5"
   },
   "dependencies": {
     "execa": "^2.0.3",