diff --git a/package-lock.json b/package-lock.json
index 9498dac..2e7cbc9 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": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index ea15219..d91c9a1 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": "^4.3.5",
     "uglify-es": "^3.3.9"
   }
 }