diff --git a/package-lock.json b/package-lock.json
index 1416af0..efd8b15 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8537,9 +8537,9 @@
       }
     },
     "typescript": {
-      "version": "3.9.7",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.7.tgz",
-      "integrity": "sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==",
+      "version": "4.0.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.5.tgz",
+      "integrity": "sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==",
       "dev": true
     },
     "union-value": {
diff --git a/package.json b/package.json
index fd251c9..3f1b741 100644
--- a/package.json
+++ b/package.json
@@ -42,6 +42,6 @@
     "js-yaml": "^3.13.1",
     "prettier": "^2.1.2",
     "ts-jest": "^24.2.0",
-    "typescript": "^3.9.7"
+    "typescript": "^4.0.5"
   }
 }