diff --git a/package-lock.json b/package-lock.json
index cfa1f9d..7eb9b28 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": "4.3.4",
+            "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+            "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
             "dev": true
         },
         "uglify-js": {
diff --git a/package.json b/package.json
index ef0de6f..7bbcf0f 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": "^4.3.4",
         "vscode-test": "^1.4.1"
     },
     "dependencies": {