diff --git a/package-lock.json b/package-lock.json
index 824089b..2fa1a68 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11903,9 +11903,9 @@
       }
     },
     "typescript": {
-      "version": "3.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.8.3.tgz",
-      "integrity": "sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "dev": true
     },
     "union-value": {
diff --git a/package.json b/package.json
index b9d4f35..41c93aa 100644
--- a/package.json
+++ b/package.json
@@ -55,6 +55,6 @@
     "ts-jest": "^24.3.0",
     "tslint": "^6.1.2",
     "tslint-config-prettier": "^1.18.0",
-    "typescript": "^3.8.3"
+    "typescript": "^4.3.4"
   }
 }