diff --git a/package.json b/package.json
index adcabd4..9406d39 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "prettier": "^2.4.1",
     "superagent": "^8.0.0",
     "tap": "^16.0.0",
-    "tsd": "^0.25.0"
+    "tsd": "^0.26.0"
   },
   "homepage": "http://github.com/fastify/fastify-request-context",
   "repository": {