diff --git a/package.json b/package.json
index b5602f6..e644f42 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "grunt-documentation": "^1.2.1",
     "istanbul": "^0.4.5",
     "mocha": "^7.1.1",
-    "xo": "^0.30.0",
+    "xo": "^0.42.0",
     "should": "^13.2.3"
   }
 }
\ No newline at end of file