diff --git a/package.json b/package.json
index a3b1a84e71..88e798447d 100644
--- a/package.json
+++ b/package.json
@@ -161,7 +161,7 @@
     "tap": "^14.4.1",
     "tap-mocha-reporter": "^5.0.0",
     "then-sleep": "^1.0.1",
-    "tsd": "^0.13.1",
+    "tsd": "^0.15.1",
     "typescript": "^4.0.2",
     "undici": "^2.0.0",
     "x-xss-protection": "^2.0.0",