diff --git a/package-lock.json b/package-lock.json
index 9498dac..f2df982 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4200,9 +4200,9 @@
       }
     },
     "typescript": {
-      "version": "3.7.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.7.2.tgz",
-      "integrity": "sha512-ml7V7JfiN2Xwvcer+XAf2csGO1bPBdRbFCkYBczNZggrBZ9c7G3riSUeJmqEU5uOtXNPMhE3n+R4FA/3YOAWOQ==",
+      "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 ea15219..2632517 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "rollup": "^1.13.1",
     "rollup-plugin-node-resolve": "^5.0.1",
     "tslint": "^5.11.0",
-    "typescript": "^3.2.1",
+    "typescript": "^4.3.4",
     "uglify-es": "^3.3.9"
   }
 }