diff --git a/package.json b/package.json
index 66603bded..081e6435c 100644
--- a/package.json
+++ b/package.json
@@ -136,7 +136,7 @@
     "source-map-support": "^0.5.19",
     "sourcegraph": "^25.3.0",
     "ts-node": "^8.0.2",
-    "typescript": "^4.1.3"
+    "typescript": "^4.9.5"
   },
   "dependencies": {
     "ignore": "^5.1.8",
diff --git a/yarn.lock b/yarn.lock
index feaf45949..0c2165f8e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8054,10 +8054,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@^4.1.3:
-  version "4.1.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.3.tgz#519d582bd94cba0cf8934c7d8e8467e473f53bb7"
-  integrity sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==
+typescript@^4.9.5:
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.5.tgz#095979f9bcc0d09da324d58d03ce8f8374cbe65a"
+  integrity sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==
 
 uglify-js@^3.1.4:
   version "3.4.9"