diff --git a/package.json b/package.json
index 207f1159df..244d7d189e 100644
--- a/package.json
+++ b/package.json
@@ -139,7 +139,7 @@
     "ts-jest": "^29.1.1",
     "ts-transform-graphql-tag": "^0.2.1",
     "typechain": "^5.0.0",
-    "typescript": "^4.4.3",
+    "typescript": "^4.9.4",
     "webpack-retry-chunk-load-plugin": "^3.1.1",
     "wrangler": "https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/4925945367/npm-package-wrangler-3048",
     "yarn-deduplicate": "^6.0.0"
diff --git a/yarn.lock b/yarn.lock
index 8286bbbbed..c04b6604f0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -20121,10 +20121,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@^4.4.3:
-  version "4.5.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.5.5.tgz#d8c953832d28924a9e3d37c73d729c846c5896f3"
-  integrity sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==
+typescript@^4.9.4:
+  version "4.9.5"
+  resolved "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz#095979f9bcc0d09da324d58d03ce8f8374cbe65a"
+  integrity sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==
 
 typical@^2.6.0, typical@^2.6.1:
   version "2.6.1"