diff --git a/node_modules/matcher/package.json b/node_modules/matcher/package.json
index af3a3845f0..99d54343d1 100644
--- a/node_modules/matcher/package.json
+++ b/node_modules/matcher/package.json
@@ -44,7 +44,7 @@
     "ava": "^2.4.0",
     "matcha": "^0.7.0",
     "tsd": "^0.11.0",
-    "xo": "^0.30.0"
+    "xo": "^0.34.0"
   },
   "xo": {
     "rules": {