diff --git a/package-lock.json b/package-lock.json
index 3cc489d..0c7bd42 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2338,9 +2338,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.8.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.8.2.tgz",
-      "integrity": "sha512-EgOVgL/4xfVrCMbhYKUQTdF37SQn4Iw73H5BgCrF1Abdun7Kwy/QZsE/ssAy0y4LxBbvua3PIbFsbRczWWnDdQ==",
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.3.tgz",
+      "integrity": "sha512-tEu6DGxGgRJPb/mVPIZ48e69xCn2yRmCgYmDugAVwmJ6o+0u1RI18eO7E7WBTLYLaEVVOhwQmcdhQHweux/WPg==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index 5a22fde..b6df038 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "japa": "^2.0.10",
     "require-all": "^3.0.0",
     "tslint": "^5.10.0",
-    "typescript": "^3.5.2"
+    "typescript": "^4.0.3"
   },
   "dependencies": {
     "node-exceptions": "^4.0.1"