diff --git a/package-lock.json b/package-lock.json
index cfa1f9d..5b51e73 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5729,9 +5729,9 @@
             }
         },
         "typescript": {
-            "version": "4.1.3",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.3.tgz",
-            "integrity": "sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==",
+            "version": "4.3.5",
+            "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+            "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
             "dev": true
         },
         "uglify-js": {
diff --git a/package.json b/package.json
index ef0de6f..4d79445 100644
--- a/package.json
+++ b/package.json
@@ -260,7 +260,7 @@
         "rimraf": "^3.0.2",
         "sinon": "^9.2.4",
         "source-map-support": "^0.5.19",
-        "typescript": "^4.1.3",
+        "typescript": "^4.3.5",
         "vscode-test": "^1.4.1"
     },
     "dependencies": {