diff --git a/package.json b/package.json
index 14c4b30e..841b7f51 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "sinon": "^21.0.0",
     "split2": "^4.0.0",
     "tap": "^21.0.0",
-    "tsd": "^0.32.0",
+    "tsd": "^0.33.0",
     "typescript": "~5.9.2",
     "undici": "^7.0.0",
     "wait-on": "^8.0.0"