diff --git a/package.json b/package.json
index 2018fe9..97c0a47 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "pre-commit": "^1.2.2",
     "standard": "^16.0.0",
     "tap": "^15.0.0",
-    "tsd": "^0.18.0",
+    "tsd": "^0.19.0",
     "typescript": "^4.0.2"
   }
 }