diff --git a/package.json b/package.json
index 3efe640..4daf783 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "tap": "^16.2.0",
     "ts-node": "^10.8.0",
     "ts-standard": "^12.0.0",
-    "tsd": "^0.27.0",
+    "tsd": "^0.28.0",
     "typescript": "~4.9.3"
   },
   "ts-standard": {