diff --git a/package-lock.json b/package-lock.json
index ee25179..aaf55fb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -760,9 +760,9 @@
       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
     },
     "typescript": {
-      "version": "3.2.2",
-      "resolved": "http://registry.npm.taobao.org/typescript/download/typescript-3.2.2.tgz",
-      "integrity": "sha1-/oEBxGqhI/g1NSPr3PVzDCrkk+U="
+      "version": "4.0.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.5.tgz",
+      "integrity": "sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ=="
     },
     "uri-js": {
       "version": "4.2.2",
diff --git a/package.json b/package.json
index 3bc9cba..30cfd36 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "request": "^2.88.0",
     "request-promise-native": "^1.0.5",
     "ts-node": "^8.0.1",
-    "typescript": "^3.2.2"
+    "typescript": "^4.0.5"
   },
   "devDependencies": {
     "@types/request": "^2.48.1",