diff --git a/package.json b/package.json
index ced88ad..3b4ba48 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "@well-known-components/logger": "^3.1.3",
     "@well-known-components/test-helpers": "^1.5.6",
     "node-fetch": "2",
-    "typescript": "^4.9.5"
+    "typescript": "^5.3.3"
   },
   "dependencies": {
     "@well-known-components/interfaces": "^1.4.2",
diff --git a/yarn.lock b/yarn.lock
index 5dfa960..68e387d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2296,10 +2296,10 @@ typed-url-params@^1.0.1:
   resolved "https://registry.yarnpkg.com/typed-url-params/-/typed-url-params-1.0.1.tgz#59aeb01881a6ac6cc1cbd6e9f949f306ddb5a6e7"
   integrity sha512-762imXO+myoSDHD9+YxUfSmfT0yGH1j+3s9UJ6uqKkOYIwHH6/gsFo67ZoST0Ey/RSoaps1zGu1N+eiuuCxfeg==
 
-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==
+typescript@^5.3.3:
+  version "5.3.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.3.3.tgz#b3ce6ba258e72e6305ba66f5c9b452aaee3ffe37"
+  integrity sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==
 
 uWebSockets.js@uNetworking/uWebSockets.js#v20.41.0:
   version "20.41.0"