diff --git a/package.json b/package.json
index f2155e9..9133055 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "nyc": "11.7.1",
     "pify": "3.0.0",
     "standard-version": "4.3.0",
-    "xo": "0.20.3",
+    "xo": "0.21.0",
     "yeoman-assert": "3.1.1",
     "yeoman-test": "1.7.0"
   },