diff --git a/package-lock.json b/package-lock.json
index 3ad299d0910d..14135c79356c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1943,9 +1943,9 @@
       }
     },
     "typescript": {
-      "version": "3.5.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.5.3.tgz",
-      "integrity": "sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==",
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.4.2.tgz",
+      "integrity": "sha512-gzP+t5W4hdy4c+68bfcv0t400HVJMMd2+H9B7gae1nQlBzCqvrXX+6GL/b3GAgyTH966pzrZ70/fRjwAtZksSQ==",
       "dev": true
     },
     "unique-string": {
diff --git a/package.json b/package.json
index d10d45faace8..c4c3788496af 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "prettier": "^2.1.2",
     "ts-node": "^10.1.0",
     "tslib": "^1.10.0",
-    "typescript": "^3.5.3"
+    "typescript": "^4.4.2"
   },
   "homepage": "https://github.com/azure/azure-rest-api-specs",
   "repository": {