diff --git a/package.json b/package.json
index 8be5b114..4a3fb64c 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "snazzy": "^9.0.0",
     "standard": "^16.0.3",
     "tap": "^16.0.0",
-    "tsd": "^0.19.0",
+    "tsd": "^0.20.0",
     "typescript": "^4.4.3"
   },
   "tsd": {