diff --git a/package-lock.json b/package-lock.json
index f2cbd5f..24b69b4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12101,9 +12101,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.9.10",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
-      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index faac7a3..2ce0649 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,6 @@
     "protractor": "7.0.0",
     "ts-node": "8.3.0",
     "tslint": "6.1.3",
-    "typescript": "3.9.10"
+    "typescript": "4.3.4"
   }
 }