diff --git a/package.json b/package.json
index 4ee9035..7817dbd 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "simple-get": "^4.0.1",
     "standard": "^17.0.0",
     "tap": "^16.3.4",
-    "tsd": "^0.30.0"
+    "tsd": "^0.31.0"
   },
   "publishConfig": {
     "access": "public"