diff --git a/package.json b/package.json
index 9db1081..272997d 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,6 @@
     "ava": "^3.10.1",
     "jest": "^27.0.1",
     "standard": "^16.0.3",
-    "tsd": "^0.19.0"
+    "tsd": "^0.20.0"
   }
 }