diff --git a/package.json b/package.json
index 4842557..b949726 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   },
   "dependencies": {
     "chalk": "^3.0.0",
-    "typescript": "^3.7.2"
+    "typescript": "^4.3.5"
   },
   "devDependencies": {
     "@types/node": "^13.1.8",
diff --git a/yarn.lock b/yarn.lock
index 19d20fe..f7974b8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -920,10 +920,10 @@ typed-rest-client@1.2.0:
     tunnel "0.0.4"
     underscore "1.8.3"
 
-typescript@^3.7.2:
-  version "3.7.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.7.5.tgz#0692e21f65fd4108b9330238aac11dd2e177a1ae"
-  integrity sha512-/P5lkRXkWHNAbcJIiHPfRoKqyd7bsyCma1hZNUGfn20qm64T6ZBlrzprymeu918H+mB/0rIg2gGK/BXkhhYgBw==
+typescript@^4.3.5:
+  version "4.3.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.5.tgz#4d1c37cc16e893973c45a06886b7113234f119f4"
+  integrity sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==
 
 uc.micro@^1.0.1, uc.micro@^1.0.5:
   version "1.0.6"