diff --git a/package.json b/package.json
index 781be00..3a99370 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "snazzy": "^9.0.0",
     "standard": "^17.0.0",
     "tap": "^16.0.0",
-    "tsd": "^0.27.0"
+    "tsd": "^0.28.0"
   },
   "dependencies": {
     "abstract-cache": "^1.0.1",