diff --git a/package.json b/package.json
index 44aabb8..676af0d 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "prettier": "~1.18.2",
     "sinon": "^7.4.1",
     "unexpected": "^11.7.0",
-    "unexpected-set": "^2.0.0",
+    "unexpected-set": "^2.0.1",
     "unexpected-sinon": "^10.11.2"
   }
 }