diff --git a/package.json b/package.json
index d0d07dc..b9968f5 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "fastify": "^4.0.0-rc.2",
     "standard": "^17.0.0",
     "tap": "^16.0.0",
-    "tsd": "^0.25.0"
+    "tsd": "^0.26.0"
   },
   "dependencies": {
     "@fastify/error": "^3.0.0",